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Pupil patents



      

This page is updated frequently with new Pupil-related patent applications.




Date/App# patent app List of recent Pupil-related patents
02/04/16
20160037102 
 Image pickup apparatus, and control method thereof patent thumbnailImage pickup apparatus, and control method thereof
An image processing apparatus obtains an image signal of an image pickup element having a pupil division unit that restricts light of an optical image of an object arriving at each pixel of the element to light from a specific pupil area of a photographing lens. A memory unit stores information of a pixel defect of the element.
Canon Kabushiki Kaisha


02/04/16
20160037066 
 Image processing apparatus, image capturing apparatus, control method, and recording medium patent thumbnailImage processing apparatus, image capturing apparatus, control method, and recording medium
An image processing apparatus obtains an image signal, which is captured by an image capturing apparatus, and in which respective pixels correspond to light fluxes of different combinations of pupil regions, where the light fluxes have passed through in an imaging optical system of the image capturing apparatus, and incident directions. The image processing apparatus sets a focal length corresponding to an object to be focused, and generates a reconstructed image focused on the object of the set focal length from the image signal.
Canon Kabushiki Kaisha


02/04/16
20160037054 
 Solid-state imaging device with autofocus and electronic apparatus patent thumbnailSolid-state imaging device with autofocus and electronic apparatus
There is provided a solid-state imaging device which includes a focus detection pixel that has a light shielding film, which is formed on a light receiving surface of a photoelectric conversion portion and shields light in a part of the light receiving surface, performs pupil division and photoelectric conversion of a received light flux and acquires a phase difference detection signal, where the light shielding film is formed avoiding a gate electrode of a reading gate portion to read a signal charge from the photoelectric conversion portion.. .
Sony Corporation


02/04/16
20160035096 
 Scene documentation patent thumbnailScene documentation
A plurality of images are captured by an image capturing device that is an integral part of the mobile data collection platform from at least two different perspectives that depict a point of interest in a scene. Coincident with capture of each of the plurality of images, orientation information is obtained via orientation sensors of the mobile data collection platform, a position fix of an antenna associated with the mobile data collection platform is determined, and a position of an entrance pupil of the image capturing device is calculated.
Trimble Navigation Limited


02/04/16
20160033877 
 Metrology method and inspection apparatus, lithographic system and device manufacturing method patent thumbnailMetrology method and inspection apparatus, lithographic system and device manufacturing method
Methods are disclosed for measuring target structures formed by a lithographic process on a substrate. A grating structure within the target is smaller than an illumination spot and field of view of a measurement optical system.
Asml Netherlands B.v.


02/04/16
20160033866 
 Method to mitigate defect printability for id pattern patent thumbnailMethod to mitigate defect printability for id pattern
The present disclosure provides a method in accordance with some embodiments. The method includes loading a mask to a lithography system, wherein the mask includes an one-dimensional integrated circuit (1d ic) pattern; utilizing a pupil phase modulator in the lithography system to modulate phase of light diffracted from the mask; and performing a lithography exposing process to a target in the lithography system with the mask and the pupil phase modulator..
Taiwan Semiconductor Manufacturing Company, Ltd.


02/04/16
20160033771 
 Method and  head worn display with multiple exit pupils patent thumbnailMethod and head worn display with multiple exit pupils
A method for displaying an image viewable by an eye, the image being projected from a portable head worn display, comprises steps of: emitting a plurality of light beams of wavelengths that differ amongst the light beams; directing the plurality of light beams to a scanning mirror; modulating in intensity each one of the plurality of light beams in accordance with intensity information provided from the image, whereby the intensity is representative of a pixel value within the image; scanning the plurality of light beams in two distinct axes with the scanning mirror to form the image; and redirecting the plurality of light beams to the eye using a holographic optical element acting as a reflector of the light beams, whereby the redirecting is dependent on the wavelength of the light beam, to create for each light beam an exit pupil at the eye that is spatially separated from the exit pupils of the other light beams.. .
Ecole Polytechnique Federale De Lausanne


02/04/16
20160030239 
 Pupil expander patent thumbnailPupil expander
The purpose of the present invention is to provide a pupil expander capable of being safely arranged without damaging an iris and capable of maintaining a sufficiently expanded state of a pupil during ophthalmologic surgery such as cataract surgery. This pupil expander 1 is used for maintaining a pupil p in an expanded state during cataract surgery and include: four arm sections 10 serially arranged so as to form a circular shape; and coupling sections 20 each made of a plastic material and configured to connect end sections of adjacent arm sections 10.
Frontier Vision Co., Ltd.


01/28/16
20160027823 
 Backside illumination image sensor and image-capturing device patent thumbnailBackside illumination image sensor and image-capturing device
A backside illumination image sensor that includes a semiconductor substrate with a plurality of photoelectric conversion elements and a read circuit formed on a front surface side of the semiconductor substrate, and captures an image by outputting, via the read circuit, electrical signals generated as incident light having reached a back surface side of the semiconductor substrate is received at the photoelectric conversion elements includes: a light shielding film formed on a side where incident light enters the photoelectric conversion elements, with an opening formed therein in correspondence to each photoelectric conversion element; and an on-chip lens formed at a position set apart from the light shielding film by a predetermined distance in correspondence to each photoelectric conversion element. The light shielding film and an exit pupil plane of the image forming optical system achieve a conjugate relation to each other with regard to the on-chip lens..
Nikon Corporation


01/28/16
20160026863 
 Pupil detection device and pupil detection method patent thumbnailPupil detection device and pupil detection method
A pupil detection device includes an identification unit that identifies a pupil region from a captured image of an eye, an extractor that extracts a contour of the pupil region identified by the identification unit, a selector that selects a plurality of points on the contour of the pupil region extracted by the extractor, a center calculator that calculates a center of a circle passing through the plurality of points selected by the selector, and a pupil detector that detects a center of the pupil region from the center of a circle calculated by the center calculator.. .
Jvc Kenwood Corporation


01/28/16
20160026847 

Pupil detection


Embodiments that relate to determining an estimated pupil region of an eye are disclosed. In one embodiment a method includes receiving an image of an eye, with the image comprising a plurality of pixels.

01/28/16
20160025985 

Head mounted display, and image displaying method in head mounted display


Disclosed herein is a head mounted display including: (a) an eyeglasses frame-like frame to be mounted to an observer's head; (b) an image display device; (c) an image sensing device mounted to the frame; and (d) a correction section, wherein the image display device includes (b-1) an image generating device, and (b-2) see-through type light guide section which is mounted to the image generating device, on which beams emitted from the image generating device are incident, through which the beams are guided, and from which the beams are emitted toward an observer's pupil.. .
Sony Corporation


01/28/16
20160025646 

Compressive sensing with illumination patterning


Methods and systems are provided, which pattern an illumination of a metrology target with respect to spectral ranges and/or polarizations, illuminate a metrology target by the patterned illumination, and measure radiation scattered from the target by directing, at a pupil plane, selected pupil plane pixels from a to respective single detector(s) by applying a collection pattern to the pupil plane pixels. Single detector measurements (compressive sensing) has increased light sensitivity which is utilized to pattern the illumination and further enhance the information content of detected scattered radiation with respect to predefined metrology parameters..
Kla-tencor Corporation


01/21/16
20160019801 

System and improving presentation skills


A system and method for improving social and presentation skills of persons with a social communication disorder such as autism. Social anxiety or a lack of confidence, the method including: rendering and displaying on a display device a presentation script for an oral presentation to be made by a user; monitoring eye movement of the user during the oral presentation to measure a user's pupil movement and/or a user's gaze direction; displaying an indicia on a separate display screen and/or an upper portion of the display device; periodically displaying within the presentation script a visual prompt to cue the user to look at the indicia; measuring eye movement using eye tracking software and/or an eye tracking device, at occurrence of the visual prompt; and evaluating whether the user made eye contact with the indicia when prompted..
Autismsees Llc


01/14/16
20160014357 

Image processing apparatus, image processing method and program, and image pickup apparatus including image processing apparatus


The image processing apparatus processes an image signal obtained from an image pickup element using an image pickup optical system arranged to obtain directional traveling information of object image light corresponding to a pupil division area of a photographing lens. The apparatus includes: a unit of setting a focal position at which the refocused image is generated; and a unit of correcting an image signal of a defect pixel of the image pickup element using an image signal of other pixel.
Canon Kabushiki Kaisha


01/14/16
20160012274 

Vehicle safety system and operating method thereof


There is provided a vehicle safety system including a sensing unit, a processing unit, a control unit and a display unit. The sensing unit is configured to capture an image frame containing an eyeball image from a predetermined distance.
Pixart Imaging Inc.


01/14/16
20160011520 

Method for measuring an angularly resolved intensity distribution and projection exposure apparatus


A method for measuring an angularly resolved intensity distribution in a reticle plane (24) of a projection exposure apparatus (10). The apparatus includes an illumination system (16), irradiating a reticle (22) arranged in the reticle plane (24) and having a first pupil plane (20).
Carl Zeiss Smt Gmbh


01/14/16
20160011419 

Methods and systems for displaying stereoscopy with a freeform optical system with addressable focus for virtual and augmented reality


Several unique hardware configurations and methods for freeform optical display systems are disclosed. A freeform display system includes primary freeform optical element(s) and secondary freeform optical element(s) in tiled arrangements to expand the horizontal field of view (fov) or the vertical field of view.
Magic Leap, Inc.


01/14/16
20160008106 

Method and apparatus of full mouth reconstruction


A full mouth reconstruction method and apparatus includes a denture molding structure mounted onto a patient's maxilla and mandible after being filled with an impression material, so that a static molding of the patient's gum can be performed based on the patient's occlusion. Important reference data including the vertical height of occlusion, facial midline, horizontal occlusion line, connecting line between two pupils and nose-ear horizontal line are recorded for facial and oral reconstructions while the patient is biting a first recording device, and the facial movements of the patient's chewing and speaking are recorded quickly while the patient is biting a second recording device.

01/07/16
20160005231 

Image display device


An image display device used while mounted on a head of an observer includes: a left-eye display unit having an optical section adapted to form a virtual image for a left eye of the observer; a right-eye display unit having an optical section adapted to form a virtual image for a right eye of the observer; and an interpupillary adjustment mechanism adapted to adjust a distance between the left-eye display unit and the right-eye display unit, wherein the interpupillary adjustment mechanism includes a first adjustment mechanism capable of simultaneously adjusting a position of the left-eye display unit and a position of the right-eye display unit, and a second adjustment mechanism capable of independently adjusting only either one of the position of the left-eye display unit and the position of the right-eye display unit.. .
Seiko Epson Corporation


01/07/16
20160004165 

Imaging optical system and projection exposure system for microlithography


An imaging optical system includes a plurality of mirrors that image an object field in an object plane into an image field in an image plane. At least one of the mirrors is obscured, and thus has a opening for imaging light to pass through.
Carl Zeiss Smt Gmbh


01/07/16
20160004074 

Pupil shaping optical system for lithography machine and generating off-axis illumination modes


A lithography pupil shaping optical system and method for generating off-axis illumination mode. The invention is composed of illumination mode generation unit, rotatable wave plate, polarization beam splitter unit, ring i generation unit and ring ii generation unit.
Shanghai Institute Of Optics And Fine Mechanics Chinese Academy Of Sciences


01/07/16
20160004065 

Endoscope with pupil expander


Disclosed are stereo endoscopes where the optical train of one optical system is separated in a left and right optical train. The separation in a left and right optical train is achieved by splitting the entrance pupil in a left and right pupil half.
Integrated Medical Systems International, Inc.


01/07/16
20160003735 

Structured illumination for contrast enhancement in overlay metrology


Contrast enhancement in a metrology tool may include generating a beam of illumination, directing a portion of the generated beam onto a surface of a spatial light modulator (slm), directing at least a portion of the generated beam incident on the surface of the slm through an aperture of an aperture stop and onto one or more target structures of one or more samples, and generating a selected illumination pupil function of the illumination transmitted through the aperture utilizing the slm in order to establish a contrast level of one or more field images of the one or more target structures above a selected contrast threshold, and performing one or more metrology measurements on the one or more target structures utilizing the selected illumination pupil function.. .
Kla-tencor Corporation


12/31/15
20150381883 

Image processing device, imaging device, program, and image processing method


Provided are an image processing device, an imaging device, and an image processing method which can perform focusing control using an intuitive operation. First and second images based on image signals that are output from an imaging element including first and second pixel groups on which an object image that passes through first and second regions of an imaging lens and is pupil-divided is formed are combined and displayed on a display unit having a touch panel.
Fujifilm Corporation


12/31/15
20150381871 

Image capturing apparatus


An image capturing apparatus includes: an image sensor in which multiple light receiving elements are arrayed with respect to one lens on an image sensing plane on which an object image is formed by an imaging lens, the lens being arranged such that the exit pupil of the imaging lens and the light receiving elements are in a conjugate relationship; a polarizer arranged at approximately the position of the exit pupil of the imaging lens, and having multiple areas that have different polarization directions corresponding to different areas of the exit pupil; and an image processing unit that generates multiple images corresponding to the areas of the polarizer from output of the light receiving elements.. .
Canon Kabushiki Kaisha


12/31/15
20150379348 

Adaptable eye artifact identification and correction system


An adaptable eye artifact identification and correction method is disclosed. Eye artifacts are identified and classified based on color, severity, shape, eye location, and cause.
Kodak Alaris Inc.


12/31/15
20150378262 

Discrete source mask optimization


A method for improving a lithographic process for imaging a portion of a design layout onto a substrate using a lithographic projection apparatus, the method including: calculating a discrete pupil profile based on a desired pupil profile; selecting a discrete change to the discrete pupil profile; and applying the selected discrete change to the discrete pupil profile. The methods according to various embodiments disclosed herein may reduce the computational cost of discrete optimization from o(an) to o(n) wherein a is constant and n is the number of knobs that can generate discrete change in the pupil profile..
Asml Netherlands B.v.


12/31/15
20150374234 

Illumination arrangement and surgical microscope incorporating the same


An illumination arrangement includes illumination optics defining an optical axis and a light source for generating at least one illumination beam path for illuminating an object field at a specific illumination angle with a viewing beam path. At least one mirror is provided in the illumination beam path for deflecting light from the light source and the mirror has a longitudinal extent along the optical axis.
Carl Zeiss Meditec Ag


12/31/15
20150374232 

Ophthalmic apparatus


An ophthalmic apparatus includes: an imaging optical system including an imaging diaphragm placed between an objective lens and an imaging device to restrict light from a fundus, the light having passed through a position conjugate with an examinee's pupil, to image a fundus image by the imaging device through the objective lens and the imaging diaphragm; a first light projecting optical system to project light having a first wavelength emitted from a first light source and restricted in range for passage through the pupil, as autofluorescence-inducing excitation light to the eye through the objective lens; and a first optical-path combining member to allow the imaging optical system and the first light projecting optical system to share at least part of an optical path. The first optical-path combining member is provided between the objective lens and a conjugate position with the pupil through the objective lens in the imaging optical system..
Nidek Co., Ltd.


12/31/15
20150374229 

Fundus imaging apparatus, controlling fundus imaging apparatus, and storage medium


A fundus imaging apparatus comprising: position detection means for detecting a position of a pupil of an eye to be examined; wavefront detection means for detecting a wavefront of return light from the eye irradiated with light through an illumination optical system; correction means for correcting an aberration based on the detected wavefront; and determination means for determining a correction effective region of the correction means based on the detected position.. .
Canon Kabushiki Kaisha


12/24/15
20150373254 

Image pickup apparatus, control apparatus, control method, and non-transitory computer-readable storage medium


An image pickup apparatus includes an image pickup unit configured to receive an incident light beam from regions of a pupil of an optical system different from each other to output a first image signal and a second image signal, and a calculation unit configured to calculate an evaluation value while relatively shifting the first and second image signals from pixels included in a predetermined range to calculate a defocus amount, and the calculation unit is configured to change a size of the predetermined range so that a center of a visual field range relative to a position of a target pixel does not vary depending on a shift amount between the first and second image signals.. .
Canon Kabushiki Kaisha


12/24/15
20150370057 

Method for operating a light microscope and optical assembly


The invention relates to a method for operating a light microscope, which comprises at least the following components: a modulator diaphragm for restricting a light cross-section, a sample plane, which is located in a beam path behind the modulator diaphragm and in which a sample can be positioned, a phase ring, which is arranged in the beam path behind the sample plane and along the cross-section of which incident light can be differently influenced, and a pupil camera for capturing a pupil image. The method involves the following steps: with the aid of a beam splitter, which is located in the beam path in front of the phase ring, light that emanates from the sample is guided in part to the pupil camera and in part to the phase ring; a pupil image, which is not influenced by the phase ring, is recorded and a sample image is simultaneously emitted; with the aid of electronic image processing means in the recorded pupil image, the position and size of an image of the modulator diaphragm, which is influenced by a sample but not influenced by the phase ring, is measured; a relative displacement between the phase ring and the modulator diaphragm is performed on the basis of the measured position and of the measured size of the image of the modulator diaphragm with the aid of electronic control means.
Carl Zeiss Microscopy Gmbh


12/24/15
20150366704 

Pupil expansion device


A flexible pupil expansion ring having a u-shaped groove formed along an external diameter of the ring to substantially fully engage and support an iris of a patient's eye, at least one positioning plate extending from a leg of the u-shaped groove, and having an opening within the plate to assist with positioning of the ring with the iris engaged within the groove, and an expansion mechanism for moving the flexible ring from an engagement position to an expansion position enlarging the diameter of the groove and engaged iris.. .

12/24/15
20150366659 

Prosthetic capsular devices, systems, and methods


Prosthetic capsular devices (e.g., bag, bowl, housing, structure, cage, frame) include technology devices such as a computer, virtual reality device, display device, wifi/internet access device, image receiving device, biometric sensor device, game device, image viewers or senders, gpss, e-mail devices, combinations thereof, and/or the like. The technology devices can be used in combination with an intraocular lens.
Omega Ophthalmics Llc


12/24/15
20150366656 

Prosthetic capsular devices, systems, and methods


Prosthetic capsular devices (e.g., bag, bowl, housing, structure, cage, frame) include technology devices such as a computer, virtual reality device, display device, wifi/internet access device, image receiving device, biometric sensor device, game device, image viewers or senders, gpss, e-mail devices, combinations thereof, and/or the like. The technology devices can be used in combination with an intraocular lens.
Omega Ophthalmics Llc


12/17/15
20150363853 

System, assembly, and providing corrective eyewear


A method of providing corrective eyewear is disclosed, the method including providing a kiosk having a plurality of eyeglass frame. The plurality of eyeglass frames vary in at least one of a dimension and a size from one another and each of the plurality of eyeglass frames has at least one reference dimension on a body of the eyeglass frame.
Eyempower, Llc


12/17/15
20150362992 

Customized see-through, electronic display device


An augmented reality device includes a frame assembly including a nose piece and a pair of temple pads configured to accommodate a plurality of fit points of a user. A set of mountings on the frame assembly is configured to mount to the frame assembly any of a plurality of different see-through display modules having different exit pupil distances.
Microsoft Technology Licensing, Llc


12/17/15
20150362843 

Illumination device, exposure apparatus, adjusting method, and manufacturing object


An illumination device includes a plurality of light source units, each including a light source, a mirror that reflects light from the light source, and one or more light blocking members that block the light that is reflected by the mirror and travels toward the illumination surface; and an illumination optical system that forms a light intensity distribution of superposed light, in which the light from each of the light source units is superposed, in a pupil plane and illuminates the illumination surface with the superposed light. In the light intensity distribution in the pupil plane of the illumination optical system, positions of shadows of all of the light blocking members included in one of the light source units are separated from positions of shadows of all of the light blocking members included in at least one of the remaining light source units..
Canon Kabushiki Kaisha


12/17/15
20150362718 

Infrared up-conversion telescope


There is presented to an up-conversion infrared telescope (110) arranged for imaging an associated scene (130), wherein the up-conversion infrared telescope (110) comprises a non-linear crystal (120) arranged for up-conversion of infrared electromagnetic radiation, and wherein a first optical component (101) has an entrance pupil with a first diameter d 1, and an optical component system which is arranged for forming an first image (136) of the back-focal plane (132) of the objective optical component (100), which has a diameter (given by the diameter of a circle enclosing all optical paths at the plane of the external image) which is denominated d2 and wherein d1 is larger than a second diameter d2 and wherein the telescope further comprises a third optical component (103) and a fourth optical component (104) arranged for re-imaging the first image into a second image of the back-focal plane (132) of the first optical component (101).. .
Danmarks Tekniske Universitet


12/17/15
20150362403 

Measurement apparatus, measurement method, optical element fabrication apparatus, and optical element


A measurement apparatus configured to measure a shape or transmitted wavefront of an object surface includes an illumination optical system configured to irradiate the object surface with light from a light source as illumination light, an imaging optical system configured to guide reflected light beams or transmitted light beams from the object surface as detection light, a sensor disposed on an image plane of the imaging optical system and configured to detect the detection light guided by the imaging optical system, and a drive unit configured to change a distance between an entrance pupil of the imaging optical system and a sensor conjugate plane conjugate to the sensor with respect to the imaging optical system.. .
Canon Kabushiki Kaisha


12/10/15
20150358530 

Focus adjustment apparatus, focus adjustment method, program and image pickup apparatus


To achieve focusing suitable for a perspective-conflict object in af control using a phase difference detection method, a focus adjustment apparatus detects a defocus amount of an image pickup optical system based on plural image signals generated from an exit pupil of the system, sets plural areas including a predetermined area used for focus adjustment of the system as areas of the plural image signals used for detecting the defocus amount, generates a focus adjustment signal for performing the focus adjustment based on the defocus amount detected in the predetermined area, and determines whether a perspective conflict occurs in the predetermined area according to the defocus amount detected in each set area. If the perspective conflict occurs in the predetermined area, the area used for the focus adjustment is changed from the predetermined area to any of other set areas, according to the defocus amount detected from each area..
Canon Kabushiki Kaisha


12/10/15
20150355555 

Illumination optical unit for projection lithography


The disclosure provides an illumination optical unit for projection lithography, which illuminates an object field with illumination light. The illumination optical unit includes a field facet mirror with a plurality of field facets and a pupil facet mirror with a plurality of pupil facets.
Carl Zeiss Smt Gmbh


12/10/15
20150355461 

Pupil-expanded biocular volumetric display


A volumetric imaging apparatus is energizable to form an image onto a display surface as an input to a monocentric catadioptric imaging apparatus having a light path for image-bearing light from the display surface, wherein the light path extends substantially symmetrically to a vertical plane that extends through a curved relay mirror and a curved primary mirror. The monocentric catadioptric imaging apparatus has reflective surfaces to fold the light path between the curved relay mirror and the curved primary mirror to condition the distribution of the image-bearing light in a horizontal direction.

12/10/15
20150355447 

Infrared up-conversion microscope


There is presented an up-conversion infrared microscope (110) arranged for imaging an associated object (130), wherein the up-conversion infrared microscope (110) comprises a non-linear crystal (120) arranged for up-conversion of infrared electromagnetic radiation, and wherein an objective optical component (100) has an entrance pupil with a first diameter d1, and an optical component system which is arranged for forming an external image (136) of the back-focal plane (132) of the objective optical component (100), which has a diameter (given by the diameter of a circle enclosing all optical paths at the plane of the 10 external image) which is denominated d2 and wherein d1 is larger than a second diameter d2.. .
Danmarks Tekniske Universitet


12/10/15
20150351736 

Device providing enlargement and preventing collapse of the pupil of the eye


A device, providing enlargement and preventing collapse, of the pupil of the eye, during an ophthalmic surgical procedure. The device, configured as a continuous or discontinuous ring, comprises plurality of notches at corners and flanges at sides.

12/10/15
20150351633 

Confocal scanning microscope having optical and scanning systems which provide a handheld imaging head


A confocal microscope having a scanning head in the form of a hand piece (102) which may be placed at selected locations on the body of a patient. A laser beam is scanned in orthogonal (horizontal and vertical) directions by scanners (128, 130) which drive scan mirrors (128a, 130a), which are closely adjacent to each other.
Caliber Imaging & Diagnostics, Inc.


12/10/15
20150351631 

Systems and methods for improved ophthalmic imaging


Systems and methods for improving ophthalmic imaging by correlating the location of a measurement on the pupil of the eye with a quality of the measurement and further controlling subsequent measurements based on the quality are presented. Aspects of the invention include obtaining optical coherence tomography (oct) measurements through cataracts or other media opacities, obtaining b-scans with minimized tilt, and automated oct data acquisition of select structures in the eye.
Carl Zeiss Meditec, Inc.


12/03/15
20150350568 

Method of imaging a target in a night sky


A method is provided for detecting a target not emitting in the wavelength region lying between 1 μm and 1.9 μm. The target is situated in a night sky luminous environment of level less than or equal to 4.
Thales


12/03/15
20150346604 

Illumination optical unit for projection lithography


An illumination optical unit for projection lithography serves for illuminating an object field, in which an object to be imaged can be arranged, with illumination light. The illumination optical unit has a field facet mirror having a plurality of field facets.
Carl Zeiss Smt Gmbh


12/03/15
20150346582 

Omnidirectional imaging device


A panoramic camera includes an input element, an aperture stop, and a focusing unit, where the input element and the focusing unit are arranged to form an annular optical image on an image plane, and the aperture stop defines an entrance pupil of the imaging device such that the effective f-number of the imaging device is in the range of 1.0 to 5.6.. .
Teknologian Tutkimuskeskus Vtt Oy


12/03/15
20150346494 

Display apparatus


A display apparatus includes a frame, an image display apparatus attached to the frame, and a distortion correction apparatus. The image display apparatus includes an image forming apparatus and an optical system configured to guide an image from the image forming apparatus to a pupil of an observer.
Sony Corporation


12/03/15
20150342495 

Visual electrophysiology device


To assess visual system function, a device monitors electrical response to a visual stimulus. Stimulus generation includes controlling the timing of component flashes comprising the visual stimulus and modulating the timing between the visual stimulus and other device operations, including image acquisition and infrared flashes.
Lkc Technologies, Inc.


11/26/15
20150338663 

Beam transforming optical system, illumination optical apparatus, exposure apparatus, and exposure method with optical member with optical rotatory power having different thickness to rotate linear polarization direction


An illumination optical apparatus illuminates a pattern on a mask with illumination light. The illumination optical apparatus includes an optical integrator arranged in an optical path of the illumination light, and a polarization member made of optical material with optical rotatory power, which is arranged in the optical path on an incidence side of the optical integrator, and which changes a polarization state of the illumination light.
Nikon Corporation


11/26/15
20150338606 

Image pickup device


An image pickup device includes a photographing optical system having a central optical system disposed at a central region and a circular optical system disposed at an outer portion of the central optical system which are arranged along the same optical axis, a directional sensor having plural pixels including two-dimensionally arranged photoelectric conversion elements, the directional sensor including plural pixels for selectively receiving light beams of light fluxes which are incident via the central optical system and the circular optical system by applying pupil division, an image readout device that acquires from the directional sensor each of an image signal representing a first image received via the central optical system and an image signal representing a second image received via the circular optical system.. .
Fujifilm Corporation


11/26/15
20150335474 

Intraocular lens alignment


A method for generating a radial alignment guide for an eye includes collecting preoperative alignment data relative to a pupil from an eye that is not dilated. The method also includes locating a pupil center of the eye while dilated.
Alcon Research, Ltd.


11/26/15
20150335238 

Optical systems for whole eye imaging and biometry


Scanning optical beam imaging systems for imaging extended structures of an eye and providing biometry of an eye are provided. The systems include a focal system for shifting the focus of the scanning system from the front to the back of the eye.
Bioptigen, Inc.


11/19/15
20150328019 

Apparatus for controlling prosthetic arm


The present invention provides an apparatus for controlling an artificial hand, including: a head-up display interface portion; and a controller which controls the artificial hand in accordance with an input of the head-up display interface portion, the head-up display interface portion receiving the input based on movement of a user's eyes or pupil.. .
Korea Institute Of Science And Technology


11/19/15
20150327967 

Occlusion determination device


The invention relates to an occlusion determination device (10), with a bite frame (34) and an extraoral bracket (12) which are connected together, wherein a reference element has at least one vertical leg (19, 21) and at least one horizontal leg (14, 16) and is connected by way of a bipupillar linkage (24) to the bite frame (34). The reference element is designed as an extraoral bracket (12) which extends vertically offset from the bite frame (34)..
Ivoclar Vivadent Ag


11/12/15
20150323790 

Heads-up display comprising an optical mixer with controllable pupil expansion


The display system can comprise a second image guide perpendicular to the first.. .

11/12/15
20150323786 

Method for evaluating and improving pupil luminance distribution, illumination optical system and adjustment method thereof, exposure apparatus, exposure method, and device manufacturing method


Improvement of pupil luminance distribution includes: a fifth process in which an index value obtained from the illumination pupil, using evaluation method of a first process to fourth process; a sixth process wherein a unit change amount of the index value in the discrete data acquired in the previous process is acquired for each unit pupil area; a seventh process wherein discrete data modulated by an improving technique using the unit change amount so that the index value nears a target index value is acquired; and an eighth process wherein an index value obtained corresponding to the modulated discrete data in the seventh process is acquired, using the evaluation method of the first process to the fourth process, and by repeatedly performing the sixth process to eighth process so an error of the index value obtained corresponding to the modulated discrete data falls within permissible range.. .
Nikon Corporation


11/12/15
20150323310 

Systems and methods for determining pupillary distance and scale


A computer-implemented method for scaling an object is described. A distance of an object from the computing device is measured via a processor of a computing device in conjunction with a rangefinder.
Glasses.com


11/05/15
20150319826 

Lighting system and control method thereof


A lighting system includes: a plurality of lighting devices each including one or more light emitting units; and an integrated control module; and an integrated control module that communicates with the wearable device with at least one camera, receives an image of a user's eye captured by the camera, detects a pupil image based on the image, and controls the number of lighting devices to be activated among the plurality of lighting devices based on the pupil image.. .
Lg Electronics Inc.


11/05/15
20150319374 

Image capture apparatus, image processing system, and control method thereof


When distribution image data indicating a defocus distribution is generated from a plurality of sets of image data including pupil-divided image data that is captured image data corresponding to part of an exit pupil, reduced image data is used. Further, based on the distribution image data, pixel data that is to be subjected to the image processing is extracted from the pupil-divided image data corresponding to the distribution image data.
Canon Kabushiki Kaisha


11/05/15
20150319357 

Ranging apparatus, imaging apparatus, ranging method and ranging parameter calculation method


A ranging apparatus includes: a first calculation unit configured to calculate an image shift amount between a first image and a second image, the first image being based on a first signal which corresponds to a light flux transmitted through a first pupil area of an imaging optical system, and the second image being based on a second signal which corresponds to a light flux transmitted through a second pupil area of the imaging optical system; and a second calculation unit configured to calculate a defocus amount from the image shift amount, using a conversion coefficient based on a received light quantity distribution in accordance with the position of the ranging pixel.. .
Canon Kabushiki Kaisha


11/05/15
20150316783 

Apodization for pupil imaging scatterometry


The disclosure is directed to various apodization schemes for pupil imaging scatterometry. In some embodiments, the system includes an apodizer disposed within a pupil plane of the illumination path.
Kla-tencor Corporation


10/29/15
20150309567 

Device and tracking gaze


A gaze tracking device includes a first image acquisition unit installed at a right side of a face of a user to acquire a side image of a right eye, a second image acquisition unit installed at a left side of the face of the user to acquire a side image of a left eye, a fixing unit to fix the first image acquisition unit and the second image acquisition unit, and a gaze tracking unit to track a gaze position of the user by deriving a pupil and iris area, a sclera area, and an angle between eyelids from the side image of the right eye and the side image of the left eye. Accordingly, accurate gaze tracking is ensured while realizing a compact and lightweight gaze tracking device..
Korea Institute Of Science And Technology


10/29/15
20150309300 

Image pickup apparatus, image pickup system, and image processing method


An image pickup apparatus includes an illumination optical system configured to illuminate a specimen, an imaging optical system configured to form an optical image of the specimen, a light modulator configured to generate at least one of a transmittance distribution and a phase distribution which are asymmetric with respect to an optical axis on a pupil plane of at least one of the illumination optical system and the imaging optical system, an image sensor configured to photoelectrically convert the optical image of the specimen formed by the imaging optical system, and a driver configured to change a relative position along an optical axis direction of the imaging optical system between a focal plane of the imaging optical system and at least one of the specimen and the image sensor. The driver changes the relative position in acquiring a plurality of images of the specimen..
Canon Kabushiki Kaisha


10/29/15
20150309285 

Imaging apparatus having a curved image surface


Provided is an imaging apparatus, including: an imaging optical system including a plurality of lenses; and an image plane which is disposed on an image side of the imaging optical system and is curved so that a concave surface thereof faces an object side of the imaging optical system. The imaging optical system includes an aperture stop.
Canon Kabushiki Kaisha


10/22/15
20150304547 

Image processing device, imaging device, image processing method and computer readable medium


An generation section generates a first display image based on an image signal output from an image pick-up device including first and second pixel groups on which respective images are formed by a pupil-divided subject-image, and generates a second display image for use in focus verification from first and second images based on an image signal output from the first and second pixel groups. A display controller performs control to display the first display image on a display section, and to display the second display image on the display section within a display region of the first display image.
Fujifilm Corporation


10/22/15
20150304546 

Image processing device, imaging device, image processing method and computer readable medium


A sensitivity acquisition section that acquires sensitivity to light incident through the first region of pixels in a pupil division direction of the first pixel group, and acquires sensitivity to light incident through the second region of pixels in the pupil division direction of the second pixel group; a correction section that derives linearly approximated sensitivity correction coefficients for each of the first image and the second image based on the sensitivities, and corrects the brightness of the first and second images based on the derived sensitivity correction coefficients; and a generation section that generates a first display image based on an image signal output from the image pick-up device, and generates a second display image for use in focus verification based on the first and second images corrected by the correction section.. .
Fujifilm Corporation


10/22/15
20150304529 

Image processing device, imaging device, program, and image processing method


Provided are an image processing device, an imaging device, a program, and an image processing method which can suppress a reduction in the visibility of a split image when distortion is corrected. A first display image which is used as a live view image and a second display image which is used to check a focus are generated on the basis of an image signal output from an imaging element including first and second pixel groups on which an object image that passes through first and second regions of an imaging lens and is pupil-divided is formed (s403, s415).
Fujifilm Corporation


10/22/15
20150302252 

Authentication method using multi-factor eye gaze


A method for rapid and robust one-step multi-factor authentication of a user is presented, employing multi-factor eye gaze. The mobile environment presents challenges that render the conventional password model obsolete.

10/22/15
20150301596 

Method, system, and computer for identifying object in augmented reality


A method, a system, and a computer for identifying an object in augmented reality, the identification method includes: a computer receiving a user's left eye pupil position and right eye pupil position input by an input device, computing spatial coordinates of a visual focus of eyes according to the left eye pupil position and the right eye pupil position; the computer receiving spatial coordinates of each virtual object input by the input device, and comparing the spatial coordinates of each virtual object with the spatial coordinates of the visual focus of eyes to determine a virtual object to be operated by the user.. .
Zte Corporation


10/22/15
20150301334 

Compact head-up display having a large exit pupil


The invention relates to a head-up display including an element (10) suitable for overlaying a first image of a scene (14) on a second image from a projection system, the projection system including a screen (24) and an optical system (26), the screen (24) being divided into sub-screens (24a, 24b, 24c), each of which display the second image, the optical system (26) including a set of optical subsystems (26a, 26b, 26c) positioned opposite each sub-screen (24a, 24b, 24c), the screen being positioned within the object focal plane of each optical sub-system (26a, 26b, 26c).. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives


10/22/15
20150300807 

Method and device for monitoring multiple mirror arrays in an illumination system of a microlithographic projection exposure apparatus


Microlithographic illumination system includes individually drivable elements to variably illuminate a pupil surface of the system. Each element deviates an incident light beam based on a control signal applied to the element.
Carl Zeiss Smt Gmbh


10/22/15
20150297343 

Improved intraocular lens and corresponding manufacturing method


An intraocular lens has an optical axis, a central zone and a peripheral zone which are substantially symmetrical with respect to the optical axis and which extend substantially perpendicular thereto, the central zone extending to a first distance, and the peripheral zone extending from the first distance to the end of the intraocular lens, wherein the central zone has a nominal optical power, and the peripheral zone has a radius of curvature which varies continuously and monotonously as a function of the distance to the optical axis, so that a target asphericity value is obtained at a second distance relative to the optical axis, the first distance and the second distance being calculated from a photopic pupil diameter and a mesopic pupil diameter, respectively, of a patient.. .

10/22/15
20150297074 

Pupilary screening system and method


A method of screening a pupil of a subject to determine whether the pupil reflex resembles a canonical pupil reflex is disclosed. The method comprises the steps of stimulating the pupil with a stimulus source, such as a pupilometer and determining whether one of various pupillary response conditions is met..

10/15/15
20150296129 

Focus detection apparatus, image capturing apparatus, and focus detection method


A focus detection apparatus detects a focus state of a subject using first and second pixel signals obtained by performing photoelectric conversion on subject light beams which have passed through different pupil regions of an imaging optical system. The focus state of a subject is detected from the first and second pixel signals.

10/15/15
20150294464 

Method and identifying living eye


The present invention relates to a method and apparatus for identifying a living eye, in which ir led lighting and lighting for varying the ambient illumination are installed on the front surface or one side of an iris recognition camera so as to determine whether an iris of an eye is an iris of a living eye when capturing an iris image by the iris recognition camera, using one or more criteria of whether the ratio of the sizes of the iris and pupil changes by the variation of the ambient illumination, whether the number or location of the ir leds focused on the iris and/or the pupil changes, whether the region of the iris image changes by eye blinking, and whether the direction of the gaze changes.. .

10/15/15
20150293457 

Imaging optical unit and projection exposure projection lithography, having such imaging optical unit


An imaging optical unit for imaging an object field in an image field is disclosed. The imaging optical unit has an obscured pupil.

10/15/15
20150293382 

Method and system for virtual try-on and measurement


A method of virtually fitting an eyeglass frame is disclosed. A virtual try-on module receives an image of a user wearing an existing eyeglass frame from a user device; determines eyeglass frame dimension information; determines pupil diameter and segment height; determines a set of frames based on a bridge dimension; and sends the determined set of frames to the user device for display.

10/15/15
20150289813 

System and the biological diagnosis of post-traumatic stress disorder: ptsd electronic device application


A system and method for the biological diagnosis of post-traumatic stress disorder (ptsd) comprises an electronic device equipped with a built-in or attachable camera, built-in or attachable flash or controllable light source, and a software application. The software application includes a method that records and monitors the diameter of an individual's pupil prior to and after the application of light, using the camera and flash in communication with the electronic device.

10/15/15
20150289761 

Affective bandwidth measurement and affective disorder determination


The present disclosure relates to methods for measuring affective bandwidth of a subject (e.g., a human) and determining depression determination of the subject. The affective bandwidth measurement may include the following operations.

10/08/15
20150288929 

Projection apparatus and image capturing measurement system


The projection apparatus is used for a measurement system and projects a projection light onto an object. An image capturing apparatus performs, through an imaging optical system, image capturing of the object onto which the projection light is projected.
exp0−exp1


10/08/15
20150288867 

Image processing apparatus, image capturing apparatus, and control method thereof


An image processing apparatus comprises an acquiring unit configured to acquire pixel signals in which light fluxes from a subject are stored, each pixel signal being such that a pixel has stored a pupil-divided light flux obtained by performing pupil division on the light flux; a determination unit configured to determine, with respect to pixels of the pixel signals that are associated with a predetermined region, whether or not a pixel value of each pixel satisfies a predetermined relationship to a pixel value of a pixel having stored another light flux from the same subject; and a detection unit configured to detect that there is an external factor that varies the pixel value in the predetermined region if the pixels of the pixel signals include a predetermined number or more of pixels that are determined to satisfy the predetermined relationship.. .

10/08/15
20150287206 

Pupil detection method, corneal reflex detection method, facial posture detection method, and pupil tracking method


A pupil detection method includes a step of acquiring images by taking a facial image of a subject using each of a left camera and a right camera, a step of extracting one or more image candidate points serving as candidates for pupils from the images, a step of extracting points corresponding to a combination of image candidate points corresponding to the same point in a three-dimensional space as space candidate points, a step of selecting a pair of two space candidate points from the extracted space candidate points and calculating a distance between the selected pair, a step of excluding a pair of space candidate points where the calculated distance is not within a specified range, and a step of determining one or more pairs of space candidate points from the pairs not excluded and determining that a pair of pupils of the subject exist at the positions.. .

10/08/15
20150286150 

Illumination system of a microlithographic projection exposure apparatus


An illumination system of a microlithographic projection exposure apparatus includes a spatial light modulator which varies an intensity distribution in a pupil surface. The modulator includes an array of mirrors that reflect impinging projection light into directions that depend on control signals applied to the mirrors.

10/08/15
20150286144 

Lithography illumination system


A lithography illumination system, along the transmission direction of the laser light, successively comprising a laser light source, a collimating and expanding unit, a pupil shaping unit, a first micro-lens array, a micro-integrator rod array, a micro-scanning slit array, a second micro-lens array, a condenser lens group, a mask, and and a motion control unit for controlling the motion of the micro scanning slit array.. .

10/08/15
20150286076 

Method for manufacturing binocular loupe


Provided is a method for manufacturing a binocular loupe, the method including radiating strobe light from a below-located operational manipulating position in a state that the operator wearing the frame on which the carrier lenses are mounted stares the operational manipulating position in a working posture to use the binocular loupe, photographing reflection light of the strobe light reflected from pupils of the operator with a camera 11, specifying pupil positions based on the image data, and determining downward wearing angles r1, r2 of the loupe units which are to be attached to the right and left carrier lenses based on distance a from the operational manipulating position p to the carrier lenses and a horizontal distance b from the operational manipulating position p to a vertical line passing through the carrier lens.. .

10/08/15
20150286071 

A system comprising a multifocal diffractive lens component


A system includes a simultaneously bifocal diffractive lens component having a first focal point, a second focal point and a plurality of diffractive zones including a central zone and a plurality of annular concentric zones surrounding the central zone, the lens component having a first optical power and a second optical power associated with the first and second focal points respectively, the first and second focal points respectively corresponding to points of convergence of the most luminous orders of diffraction generated by the lens component for a nominal wavelength, the first system focal point and the second system focal point having a position dependent upon the value of the first optical power and the second optical power of the lens respectively, the central zone having a surface area value determined as a function of the pupil of the optical system, of the first optical power and the second optical power.. .

10/08/15
20150286031 

Distance measuring apparatus


The present invention relates to a distance measuring apparatus including an imaging device and a calculation unit calculating a distance to a subject on the basis of an electrical signal. The imaging device includes a signal acquisition unit that acquires a first electrical signal based on a beam that has passed through a first region off the center of the exit pupil in a predetermined direction; a second electrical signal based on a beam that has passed through a second region off the center of the exit pupil in a direction opposite to the predetermined direction; and a third electrical signal based on a beam that has passed through a region eccentric from the first region in the direction opposite to the predetermined direction.

10/08/15
20150282707 

Ophthalmologic apparatus


An ophthalmologic apparatus includes a two-dimensional scanning optical system, a refractive optical system, and a concave mirror. The two-dimensional scanning optical system deflects light from a light source in a first angle range.

10/08/15
20150282704 

Clustered volley method and apparatus


Systems and methods are disclosed for assessing the function of parts of one or more sensory fields of a subject. Pupillary responses to at least two clustered ensembles of stimuli presented to predetermined portions of the sensory fields to be tested are measured.

10/01/15
20150281681 

Device for projecting super multi-view image and method thereof


There are provided a device for projecting a super multi-view image that provides an image of two views to a user's pupil and a method thereof. A device for projecting a super multi-view image according to an embodiment of the present invention includes an operating unit configured to receive super multi-view image content and transmit the received super multi-view image content and a driving signal, and a control unit driven by the driving signal received from the operating unit and configured to divide the received super multi-view image content into a plurality of single-view images, load the divided single-view images in a high speed image display device, and transmit an open command signal to an active shutter corresponding to the single-view image loaded in the high speed image display device among an active shutter array..
Electronics And Telecommunications Research Institute


10/01/15
20150281674 

Stereo adapter and stereo imaging apparatus


A stereo adapter includes first and second reflecting surfaces disposed in a front of an imaging unit along a direction perpendicular to a parallax direction, a third reflecting surface disposed further away from the imaging unit than the first reflecting surface along the parallax direction, and a fourth reflecting surface disposed further away from the imaging unit than the second reflecting surface along the parallax direction and on an opposite side of the third reflecting surface. Each reflecting surface is rotated by a predetermined angle from an entrance pupil plane or an object plane around a first axis orthogonal to the parallax direction and the optical axis and is tilted such that a ray in parallel to the optical axis when entry forms an angle of a quarter of a vertical angle of view of the imaging unit to the optical axis when leaving from the stereo adapter..
Fujitsu Limited


10/01/15
20150281559 

Distance detecting device, imaging apparatus, distance detecting method and parallax-amount detecting device


A distance detecting device includes a distance calculation unit configured to calculate a distance to a target of imaging based on a first signal corresponding to a luminous flux having passed through a first pupil region of an exit pupil in an imaging optical system, and a second signal corresponding to a luminous flux having passed through a second pupil region different from the first pupil region, and a signal processing unit configured to perform a filtering process on at least one of the first signal and the second signal by using a band pass filter having a lower number of cells in a first direction than a number of cells in a second direction perpendicular to the first direction, and a filter for phase correction having a higher number of cells in the first direction than the number of cells in the second direction.. .
Canon Kabushiki Kaisha


10/01/15
20150281558 

Imaging apparatus and its control method


An imaging apparatus includes an imaging element with a first pixel for receiving light flux passing through a first partial pupil area in a focusing optical system and a second pixel for receiving the light flux passing through the entire pupil area in a focusing optical system. A signal generating unit of a focus detection signal generates a first signal based on a light-receiving signal of the first pixel and a second signal based on a light-receiving signal of the second pixel.
Canon Kabushiki Kaisha


10/01/15
20150281556 

Focus detection apparatus and control method thereof


A first phase difference between a first image signal output from a first pixel configured to detect a light flux having passed through a first partial area of the exit pupil, and a second image signal output from a third pixel configured to detect a light flux having passed through the entire exit pupil is computed. A second phase difference between a third image signal output from a second pixel configured to detect a light flux having passed through a second partial area of the exit pupil, and a fourth image signal output from a fourth pixel arranged at a position different from the third pixel and configured to detect a light flux having passed through the entire exit pupil is computed.
Canon Kabushiki Kaisha


10/01/15
20150281540 

Image processing device, control method thereof, and program


The image processing device includes an imaging unit configured to capture a plurality of pupil-divided images obtained from light fluxes passing through different pupil regions of an imaging optical system, and a control unit configured to select images to be used for image processing from the pupil-divided images captured by the imaging unit, according to the position of the imaging area in the imaging unit.. .
Canon Kabushiki Kaisha


10/01/15
20150281535 

Imaging device and analyzing apparatus using the imaging device


An imaging device includes: an optical system having a lens and a diaphragm; an image sensor having a first pixel and a second pixel which a light that has passed through the optical system enters; and an optical element array positioned between the optical system and the image sensor, the optical system has an optical filter including a first region and a second region having different optical characteristics, the optical element array makes the light that has passed through the first region enter the first pixel and makes the light that has passed through the second region enter the second pixel, and an entrance pupil of the optical system is located between the diaphragm and an object.. .
Panasonic Intellectual Property Management Co., Ltd.




Pupil topics: Aberration, Imaging System, Nose Surgery, Eyeglasses, Refractive Error, Dysphotopsia, Multifocal, Traumatic Brain Injury, Physiologic, Postoperative, Ocular Lens, Intraocular, Intraocular Lens, Anterior Chamber, Image Capture

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