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




 Determining inter-pupillary distance patent thumbnailnew patent Determining inter-pupillary distance
A head-mounted display device is disclosed that includes an at least partially see-though display, a processor, and a non-volatile storage device holding instructions executable by the processor to: select an image that corresponds to a physical object viewable by the user; display the image at a perceived offset to the physical object; in response to alignment user input, move a perceived position of the image relative to the physical object; output an instruction to provide completion user input when the image appears to align with the physical object; when the completion user input is received, determine the inter-pupillary distance of the user; and calibrate the head mounted display device based on the inter-pupillary distance.. .

 Motion based view matrix tuning patent thumbnailnew patent Motion based view matrix tuning
Various embodiments relating to using motion based view matrix tuning to calibrate a head-mounted display device are disclosed. In one embodiment, the holograms are rendered with different view matrices, each view matrix corresponding to a different inter-pupillary distance.

 Imaging apparatus with two image sensors patent thumbnailnew patent Imaging apparatus with two image sensors
A pair of pupil regions of an exit pupil, through which light beams received by a pair of photoelectric conversion units included in a pixel portion of a first image sensor respectively pass, are overlapped. A pair of pupil regions of an exit pupil, through which light beams received by a pair of photoelectric conversion units included in a pixel portion of a second image sensor respectively pass, are overlapped.
Canon Kabushiki Kaisha


 Display adjustment methods and head-mounted display devices patent thumbnailnew patent Display adjustment methods and head-mounted display devices
This disclosure relates to display adjustment methods and head-mounted display devices. The head-mounted display device includes: first and second display modules; a first adjustment unit for triggering the first display module to enter a diopter adjustment mode and/or an interpupillary distance adjustment mode and for triggering the second display module to enter a non-adjustment mode; a confirmation unit for receiving a confirmation signal indicating that the first adjustment unit has completed the adjustment; a second adjustment unit for triggering the second display module to enter the diopter adjustment mode and/or the interpupillary distance adjustment mode and for triggering the first display module to enter the non-adjustment mode after the confirmation unit has received another confirmation signal.
Shenzhen Royole Technologies Co. Ltd.


 Display module assembly and an electronic device using the same patent thumbnailnew patent Display module assembly and an electronic device using the same
This disclosure relates to a display module assembly that includes two optical module assemblies, two first adjustment mechanisms, two image generation devices, and two second adjustment mechanisms each corresponding to one of the first adjustment mechanisms. Each first adjustment mechanism is movably connected to a corresponding one of the optical module assemblies for adjusting distance between the two optical module assemblies.
Shenzhen Royole Technologies Co. Ltd.


 Control apparatus and control  spatial light modulator patent thumbnailnew patent Control apparatus and control spatial light modulator
A control apparatus includes a lens, an slm presenting a modulation pattern on a modulation plane and outputting modulated light l2 for forming light spots p1 and p2 on a pupil plane of the lens, an imaging device imaging a fringe pattern image formed on a focal plane of the lens and generating image data da indicating the fringe pattern image, a calculation unit calculating at least one kind of parameter among an intensity amplitude, a phase shift amount, and an intensity average from the image data da, an analysis unit obtaining a deviation in relative positions of an optical axis of the lens and a reference coordinate of the modulation plane based on the parameter, and a changing unit changing an origin position of the reference coordinate so that the deviation in the relative positions is decreased.. .
Hamamatsu Photonics K.k.


 Compact mechanism for inter-pupil distance adjustment of viewing systems patent thumbnailnew patent Compact mechanism for inter-pupil distance adjustment of viewing systems
The present invention provides an apparatus and method for adjusting an inter-pupil distance between eyepieces associated with a pair of telescopic elements in a viewing system with each of the telescopic elements having a corresponding rectilinear focal plane array at the focal plane thereof. The apparatus includes a mechanical drive for moving the focal plane arrays associated with the telescopic elements, wherein the inter-pupil distance is adjusted without skewing an orientation of the focal plane arrays, wherein distortion associated with inter-pupil distance adjustment is eliminated..
Bae Systems Information And Electronic Systems Integration Inc.


 System and  iris-pupil contrast enhancement patent thumbnailnew patent System and iris-pupil contrast enhancement
System and method of photoaltering a region of an eye using an enhanced contrast between the iris and the pupil of the imaged eye. The system includes a laser assembly outputting a pulsed laser beam, a user interface displaying one of a first digital image of the eye and a second digital image of the eye, and a controller coupled to the laser assembly and the user interface.
Amo Development, Llc


 System and  iris-pupil contrast enhancement patent thumbnailnew patent System and iris-pupil contrast enhancement
System and method of photoaltering a region of an eye using an enhanced contrast between the iris and the pupil of the imaged eye. The system includes a laser assembly outputting a pulsed laser beam, a user interface displaying one of a first digital image of the eye and a second digital image of the eye, and a controller coupled to the laser assembly and the user interface.
Amo Development, Llc


 Image capturing apparatus and control method therefor patent thumbnailImage capturing apparatus and control method therefor
An image capturing apparatus includes an image sensor 104 in which at least part of pixels arranged in two dimensions are configured as focus detection pixels with divided-pupil, a memory control circuit 113 configured to read out from a memory position information for the focus detection pixels 401, 402 stored in the memory, and a correction circuit 110 configured to identify positions of the focus detection pixels 401, 402 in the image sensor 104 based on the position information for the focus detection pixels 401, 402 and to correct a defective focus detection pixel signal using defect-free focus detection pixel signals.. .
Canon Kabushiki Kaisha


Stacked display panels for image enhancement

A head-mounted display (hmd) includes an electronic display element and an optics block. The electronic display element includes a plurality of display panels that together output image light.
Oculus Vr, Llc

Palette-based optical recognition code generators and decoders

An optical recognition (or) code mark is provided. In one example, an or code includes a segmented portion and a registration mark (e.g., in the form of an iris or pupil) positioned relative to the segmented portion.
Winkk, Inc.

Virtual or augmented reality headsets having adjustable interpupillary distance

A virtual or augmented reality headset is provided having a frame, a pair of virtual or augmented reality eyepieces, and an interpupillary distance adjustment mechanism. The frame includes opposing arm members and a bridge positioned intermediate the opposing arm members.
Magic Leap, Inc.

Device that delivers a sustained low-dose of a myopia-suppressing drug, while preserving pupillary function and accommodation

A non-degradable topical ocular drug delivery device includes about 0.001% to about 10% w/w of at least one myopia-suppressing agent complexed with an immobile acid within a crosslinked polymer matrix. The cross-linked polymer matrix is configured to deliver the least one myopia-suppressing agent over an extended period of time at a concentration and rate that controls myopia progression while preserving pupillary function and accommodation..
Amorphex Therapeutics Llc

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

Systems and methods for eye tracking for motion corrected ophthalmic optical coherenece tomography

Systems and methods for eye tracking for motion corrected ophthalmic optical coherence tomography (oct) are disclosed. According to an aspect, an imaging system includes an eye tracking device configured to determine movement of an eye.
Duke University

Distance calculation apparatus, imaging apparatus and distance calculation method

A distance calculation apparatus comprises a distance calculation unit configured to calculate a distance information by comparing a local region of a first image corresponding to a first pupil region and a local region of a second image corresponding to a second pupil region; and a confidence calculation unit configured to calculate, for a plurality of times, a first value, which indicates a contrast change amount along the first axis, in a second axis direction crossing the first axis, in the local region of the image, and calculate confidence of the distance information based on a second value, which is a value representing the plurality of first values, wherein a center of gravity of the first pupil region and a center of gravity of the second pupil region are located at different positions along a first axis.. .
Canon Kabushiki Kaisha

Solid-state imaging device and electronic apparatus

A solid-state imaging device including a phase difference pixel that includes: a photoelectric conversion unit formed in a semiconductor substrate; a light blocking film that is provided in an insulating layer stacked on the semiconductor substrate, and shields substantially a half of the phase difference pixel from light, with the boundary being the pupil position; and a polarizing structure that polarizes light passing through an opening portion not shielded from light by the light blocking film. The present technology can be applied to solid-state imaging devices capable of image plane phase difference autofocusing, for example..

Method for detecting and classifying events of a scene

The subject of the invention is a method for detecting and classifying events of a scene by means of a single-pupil imaging system equipped with a visnir detector in the 0.6 μm-1.1 μm band and with an swir detector, which comprises steps of acquiring synchronized visnir and swir successive 2d images, of displaying the visnir images, and of processing these images, which consists in: comparing the swir images so as to determine, for each pixel, the variation in illumination from one swir image to another and the peak value of these swir illuminations, if this variation in swir illumination is greater than a threshold, then an event associated with said pixel is detected and: its date, its temporal shape and its duration are determined, in the visnir images, the coordinates are determined of the corresponding pixel for which: the variation in the illumination from one visnir image to another and the peak value of these visnir illuminations are calculated, and these variations in swir and visnir illumination and their peak values are compared so as to estimate a temperature of the event, the distance of the corresponding point of the scene is estimated so as to calculate the intensity of the event on the basis of the swir and visnir illuminations and on the basis of this distance, the total energy of the event is estimated on the basis of its temporal shape and of its intensity, the event is classified as a function of its duration, its temperature, its intensity and its energy, the previous steps are repeated for another pixel of the swir images.. .
Thales

3d image analyzer for determining the gaze direction

A 3d image analyzer for the determination of a gaze direction or a line of sight (having a gaze direction vector and a location vector, which e.g. Indicates the pupil midpoint and where the gaze direction vector starts) in a 3d room is configured to receive one first set of image data and a further set of image information, wherein the first image contains a pattern, which displays a three-dimensional object from a first perspective into a first image plane, and wherein the further set contains an image having a pattern, which displays the same three-dimensional object from a further perspective into a further image plane, or wherein the further set has an image information and/or a relation between at least two points in the first image and/or at least a position information.
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.

Metrology method and apparatus, substrate, lithographic system and device manufacturing method

In a dark-field metrology method using a small target, a characteristic of an image of the target, obtained using a single diffraction order, is determined by fitting a combination fit function to the measured image. The combination fit function includes terms selected to represent aspects of the physical sensor and the target.
Asml Netherlands B.v

High dynamic range, high contrast projection systems

A dynamic iris is located on the imaging path of an optical lens system that includes a relay lens system and at least one projection lens system. A dynamic iris modulates image frames in an image data stream, resulting in a reduction in light transmission associated with the modulated image frames.
Reald Inc.

Movable ocular prosthetic and related systems and methods thereof

A movable ocular prosthetic apparatus and related systems and methods for moving an ocular prosthetic include a support member. An ocular prosthetic is mounted to the support member, wherein the ocular prosthetic is movable about the at least two axes of rotation.

Methods, systems, and devices for monitoring anisocoria and asymmetry of pupillary reaction to stimulus

A computer program is disclosed for performing the following method: recording images of a response of a left pupil to a stimulus thereby resulting in a first set of sequential images; recording images of a response of a right pupil to the same stimulus at the same time as the first images were recorded, thereby resulting in a second set of sequential images; displaying on a display simultaneously the first set of images and the second set of image, wherein the two sets of images are synchronized, and wherein a center of the left pupil of each image from the first set of sequential images is aligned with a center of the right pupil from the second set of sequential images on the display.. .
Neuroptics, Inc.

Illumination optical unit for projection lithography

An illumination optical unit for projection lithography serves for illuminating an object field. A first transmission optical unit serves to guide illumination light emanating from a light source.
Carl Zeiss Smt Gmbh

Customized pupil stop shape for control of edge profile in laser annealing systems

Embodiments of the invention generally relate to laser annealing systems with optics for imaging a pattern on a substrate. The optics may comprise an aperture or plurality of apertures which shape an image to be exposed on a surface of a substrate.
Applied Materials, Inc.

Systems, devices, and methods for angle- and wavelength-multiplexed holographic optical elements

Systems, devices, and methods for combined angle- and wavelength multiplexing in holographic optical elements (“hoe”) are described. An angle- and wavelength-multiplexed hoe includes multiple angle-multiplexed sets of wavelength-multiplexed holograms.
Thalmic Labs Inc.

Systems, devices, and methods for eyeboxes with heterogeneous exit pupils

Systems, devices, and methods for engineering the eyebox of a display using multiple heterogeneous exit pupils are described. The eyebox of a display includes at least two heterogeneous exit pupils that are different from one another in terms of size and/or shape.
Thalmic Labs Inc.

Separated pupil optical systems for virtual and augmented reality and methods for displaying images using same

An imaging system includes a light source configured to produce a plurality of spatially separated light beams. The system also includes an injection optical system configured to modify the plurality of beams, such that respective pupils formed by beams of the plurality exiting from the injection optical system are spatially separated from each other.
Magic Leap, Inc.

Method, system and module for adjusting interpupillary distance of head-mounted 3d displays

The present disclosure discloses methods, systems and modules for adjusting an interpupillary distance of a head-mounted 3d display. The method comprising: receiving a signal to start the head-mounted 3d display, after receiving the signal, scanning an interpupillary distance of a user wearing the head-mounted 3d display; setting centers of left and right eye images of a display screen based on the interpupillary distance of the user, wherein the centers of the left and right eye images are symmetrical about a physical midline of the display screen; and playing the same left and right eye guiding images by taking the centers of the left and right eye images as their centers, respectively, on the display screen to guide the user to adjust positions of left and right eye lenses.
Beijing Pico Technology Co., Ltd

Auto-tracking imaging apparatus

An auto-tracking imaging apparatus according to a preferred aspect of the invention includes: an imaging optical system that is formed of a central optical system, which is a wide-angle optical system disposed on a common optical axis, and an annular optical system which is a telephoto optical system disposed on the common optical axis; a directional sensor that respectively pupil-divides rays incident through the wide-angle and telephoto optical systems so as to selectively receive the rays; a panning/tilting mechanism; an object detection section that detects a tracking target object on the basis of at least a wide-angle image in wide-angle and telephoto images acquired from the directional sensor by an image acquisition section; and a panning/tilting control section that controls the panning/tilting mechanism on the basis of information about a position of the object, which is detected by the object detection section, in the image.. .
Fujifilm Corporation

Image pickup apparatus, controlling image pickup apparatus, and non-transitory computer-readable storage medium

An image pickup apparatus includes an imaging optical system, an image pickup element including a plurality of pixels, a lens array configured such that rays from the same position on an object plane are incident on pixels of the image pickup element different from each other depending on a pupil region of the imaging optical system through which the ray passes, an image processing unit configured to perform image processing for the input image acquired by the image pickup element to generate the output images, and a control unit configured to drive the imaging optical system to perform focus control, the image processing unit is configured to acquire information on a refocus control range, and the control unit is configured to perform the focus control based on the information on the refocus control range.. .
Canon Kabushiki Kaisha

Solid-state imaging device and imaging apparatus

A solid-state imaging device includes: a first substrate having a plurality of first photoelectric conversion units; a second substrate having a plurality of second photoelectric conversion units; a microlens that forms an image of light; a selector that selects light that has passed through only one of two pupil regions in an exit pupil of an imaging lens in light passed through the microlens and transmitted through the first photoelectric conversion units; a refractor that refracts the light selected by the selector to a side of the second photoelectric conversion units; a first wiring arranged on the first substrate to transmit signals for imaging signals generated by the plurality of first photoelectric conversion units; and a second wiring arranged on the second substrate to transmit signals for focus detection using a phase difference detection method, which are generated by the plurality of second photoelectric conversion units.. .
Olympus Corporation

Arrangement for correcting aberrations in a microscope

The invention relates to an arrangement for correcting aberrations of a specimen surface that vary across the visual field on a microscope, including a lens, a tubular lens, an imaging optics element, a pupil stop disposed in the beam path, and at least one optical element for optical-geometric separation of different image field regions. The optical element for optical-geometric separation of different image field regions is arranged in or near the intermediate image plane.
Carl Zeiss Microscopy Gmbh

Curved electronic display element

A head-mounted display (hmd) including an electronic display. The electronic display is configured to output image light.
Oculus Vr, Llc

Induced high order aberrations corresponding to geometrical transformations

Wavefront measurements of eyes are typically taken when the pupil is in a first configuration in an evaluation context. The results can be represented by a set of basis function coefficients.
Amo Development, Llc

Goggle-type patient-customized eyeball shield use in radiation therapy

The present invention provides a shield apparatus for protecting eyeball structures in radiation therapy for a tumor in an eye portion, particularly an eyelid(eyelid) or the conjunctiva. The shield apparatus is a goggle-type patient-customized eyeball shield apparatus for use in radiation therapy, including a pair of lens frames connected by a center connection part, temples, and nose pads.
The Catholic University Of Korea Industry-academic Cooperation Foundation

Eye detection method and system

An eye detection method for detecting a degree of eye opening and closure of a testee includes detecting a location of an eye pupil, a location of an inner eye corner and a location of an outer eye corner of an eye of the testee; calculating an eye width according to the location of the inner eye corner and the location of the outer eye corner; multiplying the eye width by a specific ratio to obtain an eye height; generating a region of interest with a center on the location of the eye pupil, a length equal to the eye width, and a width equal to the eye height; and determining a ratio of the eye occupying a detection area in the region of interest, and determining the degree of eye opening and closure of the testee accordingly.. .
Wistron Corporation

Sample observation device

A sample observation device includes an illumination optical system and an observation optical system. The illumination optical system includes a light source, a condenser lens, and an aperture member.
Olympus Corporation

Methods and visual cues for eye alignment

A retinal imaging device includes a camera, a light source, a projector, an i/o device and a computer. The projector emits two sets of light rays, such that one set of rays lies on an exterior surface of a first cone, and the other set of rays lie on an exterior surface of a second cone.
Massachusetts Institute Of Technology

Image capture apparatus

An image capture apparatus comprises an imaging optical system, an image sensor, a pupil division unit which limits a light beam entering each pixel on the image sensor to a specific pupil area of the imaging optical system, an incident angle determination unit which determines an incident angle to each pixel on the image sensor, an image shift unit which shifts an electric signal obtained from the image sensor, based on the incident angle determined by the incident angle determination unit and a position of a plane on which image generation is performed, and an image generation unit which synthesizes electric signals obtained from the image shift unit.. .
Canon Kabushiki Kaisha

Iris acquisition using visible light imaging

In embodiments of iris acquisition using visible light imaging, a mobile device includes a front-facing camera device with a light that can be used to project visible light to illuminate a face of a user of the mobile device. An eye location module can determine that the user is wearing glasses utilizing ambient light or the projected visible light.
Motorola Mobility Llc

Contact lens and storage medium

[solution] provided is a contact lens including: a lens unit configured to be worn on an eyeball; an adjustment unit configured to adjust light to be transmitted through at least one of a first region that is a central portion of the lens unit and covers a pupil of the eyeball and a second region that is an outer side of the first region and covers an iris of the eyeball; and a control unit configured to control the adjustment unit in response to input of a trigger signal.. .

Smart contact lens

The smart contact lens system hereby proposed, integrates a number of electronic, electro-optical or optical components on the contact lens substrate. The system, inter alia, is arranged to identify and track changes in pupillary response due to mental task engagement, also known as task-evoked pupillary response.
Raayonnova Llc

Method for extended depth of field imaging

The invention is a method for providing tunable extended depth of field (tedof) to an optical system. The method comprises: (a) providing at least one tunable spatial light modulator (slm) in the pupil plane or in the conjugate plane of the pupil plane of the optical system; (b) building a database of masks tailored to the structure of the tunable slms; (c) using the optical system to grab at least two images using different masks from the database of masks; and (d) time multiplexing the wavefront profiles of the at least two images to produce a final image.
B.g. Negev Technologies And Applications Ltd., At Ben-gurion University

Registered reflective element for a brightness enhanced tir display

The brightness of a tir-based display is enhanced with a registered reflective element by recycling and reflecting light that passes through the dark pupil region of each hemi-spherical protrusion in the hemi-spherical surface back to the viewer. A method to fabricate a brightness enhanced tir display comprising an apertured membrane with a thin conductive reflective metal layer facing and registered with the pupils of the hemi-spherical surface..
Clearink Displays, Inc.

Visual line direction sensing device

A visual line direction sensing device communicably connected with a head-up display device, which projects an image on a screen disposed ahead of a target, includes an image capture unit capturing a target image from a front side of the target, an acquisition unit acquiring adjusted position information indicative of an image projection position by an adjustment unit of the head-up display device, an estimation unit estimating positions of pupils of the target based on the adjusted position information acquired by the acquisition unit, a setup unit setting an inspection range of the target image captured by the image capture unit with reference to the positions of the pupils estimated by the estimation unit, and a calculator calculating a visual line direction of the target based on a status of the pupils included in the inspection range of the target image set by the setup unit.. .
Denso Corporation

System, apparatus, and displaying an image with a wider field of view

A system (100), apparatus (110), and method (900) for displaying an image (880). The system (100) can use an aspherical lens (450) to direct light (800) in the interim image (850) towards the viewer (96) of the final image (880) displayed by the system (100).
Avegant Corporation

Accommodation compensation systems and methods

Methods and systems for obtaining an ocular aberration measurement of an eye of a patient are provided. Exemplary techniques involve obtaining a first induced metric for the eye that corresponds to a first accommodation state of the eye, obtaining a second induced metric for the eye that corresponds to a second accommodation state of the eye, and determining a natural metric of the eye based on the first and second induced metrics.
Amo Development, Llc

Image processing apparatus and image processing method

An image processing apparatus comprises an image acquiring unit configured to acquire a first image, which is an image including an eye; an image generating unit configured to generate a second image, which is a binary image representing an edge of the first image; a classifying unit configured to classify, based on presence or absence of the edge, pixels included in the second image; and a pupil-region generating unit configured to generate a pupil region, which is a region corresponding to a pupil in the first image, based on a classification result, wherein when pixels having a same value are present separately in a plurality of blocks in the second image, the classifying unit performs the classification of the pixels further based on areas of the blocks or luminance values of pixels in the first image corresponding to the blocks.. .
Omron Corporation



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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    This listing is a sample listing of patent applications related to Pupil for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Pupil with additional patents listed. Browse our RSS directory or Search for other possible listings.


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