|| List of recent Lenses-related patents
| Contact lenses made with hema-compatible polysiloxane macromers|
Optically clear silicone hydrogel contact lenses are described that comprise a polymeric lens body that is the reaction product of a polymerizable composition comprising at least 25 wt. % of at least one hydroxyalkyl methacrylate; and at least 20 wt.
| Organic compositions for repeatedly adjustable optical elements and such elements|
The present invention relates an organic liquid composition comprising a mixture of a first polymer with a linear polymeric chain having two photoactive groups as endgroup; and a second polymer with a multifunctional polymeric chain having at least three photoactive groups, that can reversibly and repeatedly crosslink to form a solid polymer network wherein said liquid composition been crosslinked by irradiation with at least one wavelength l1 and been uncrosslinked at least locally by irradiating the network with at least one other wavelength l2 in order to repeatedly adjust shape and optical properties of said composition in its crosslinked state. The composition is applicable as a starting material for intraocular lenses and for other lenses and optical elements..
| Method and apparatus including movable-mirror mems-tuned surface-emitting lasers|
Vcsel apparatus having a substrate, a solid-state gain medium, a reflective mirror on one side of the medium, a movable reflective mirror on an opposite side of the medium, and a mechanism configured to move the movable mirror to tune a characteristic wavelength. Also described is a vcsel apparatus having a silicon substrate having a slot therethrough and electrical connections formed on a first face, a substrate having vcsels thereon and mounted across the slot and electrically connected to the electrical connections on the silicon substrate, and a glass substrate affixed to a second face of the silicon substrate.
| Efficient generation of intense laser light from multiple laser light sources using misaligned collimating optical elements|
A system is provided for combining laser light sources. The system includes: a stack of laser diode bar arrays, comprising two or more laser diode bar arrays, each laser diode bar array having multiple laser diodes; a multimode optical fiber; and a plurality of optical elements disposed between the stack of laser diode bar arrays and the multimode optical fiber, configured to direct light from the stack of laser diode bar arrays to the multimode optical fibers, the plurality of optical elements further including: a plurality of fast-axis collimating (fac) lenses, wherein at least one fac lens of the plurality of fac lenses corresponds to each laser diode bar array.
| Electronic incense assembly|
An electronic incense assembly includes a light source, a collimating lens, a lens array, a number of electronic incense sticks. The light source is configured for emitting a first light beam having a divergent angle.
| Photographing lens optical system|
A lens optical system including first, second, third, fourth, and fifth lenses that are sequentially arranged between an object and an image sensor on which an image of the object is formed. The first lens may have a positive refractive power and may be biconvex.
| Projector zoom lens and projector|
A projector zoom lens includes a first lens group having a negative refractive power and a second lens group having a positive refractive power. The first lens group includes a first front group having a negative refractive power and a first rear group having a positive refractive power, including a positive meniscus lens with a convex surface on an enlargement side.
| Pixel mapping, arranging, and imaging for round and square-based micro lens arrays to achieve full volume 3d and multi-directional motion|
A visual display assembly adapted for use as an anti-counterfeiting device on paper currency, product labels, and other objects. The assembly includes a film of transparent material including a first surface including an array of lenses and a second surface opposite the first surface.
| Photographing lens optical system|
A lens optical system including first, second, third, fourth, and fifth lenses sequentially arranged between an object and an image sensor on which an image of the object is formed, in order from a side of the object. The first lens has a positive (+) refractive power and is biconvex.
| Compliant dynamic translation zones for contact lenses|
A contact lens incorporating one or more compliant dynamic translation zones fabricated from a material that is readily deformable under eyelid pressure during blinking and which allows for the control over translation of the contact lens on the eye. The one or more compliant dynamic translation zones provide for the comfortable relative movement of the contact lens over the eye..
| Eyewear frame|
An eyewear utilizing a screw-less hinge to connect the temple to the frame. The frames terminate laterally at an open, curved rung configured to receive a cylinder.
| Eyeglasses with alternative wearing means|
The present disclosure refers to eyeglasses that may be worn in alternate forms. The eyeglasses include an eyepiece having a pair of lenses that may be positioned in front of a wear's eyes by an attachment assembly, which may be deformed or adjusted to secure the lenses to the wear's wrist.
| Eyeglasses with replaceable lenses|
Eyeglasses with replaceable lenses include a lens frame, two lenses, two temples jointed pivotally with two ends of the lens frame, and two fastening members. The lens frame has two through holes respectively embedded with the lenses.
| Imaging device and electronic apparatus|
An imaging device according to embodiments includes a lens support that fixes a set of optical lenses, a substrate that fixes the lens support, an imaging element arranged between the set of optical lenses and the substrate, and an elastic body connected to the imaging element and a member other than the imaging element. The substrate includes a lorentz-force generating unit that generates a lorentz force between the lorentz-force generating unit and the imaging element.
| Method for setting stereoscopic image data at a stereoscopic image display system|
A method for moving viewing positions of a stereoscopic image display system is disclosed. Each cylindrical lens is tilted relative to vertical lines.
| Naked eye type and glasses type switchable stereoscopic display device|
A naked eye type and glasses type switchable stereoscopic display device includes a display panel and a switching module. The display panel provides first display image and second display image.
| Display apparatus and method of displaying three dimensional images using the same|
A display apparatus includes a display panel, a light source part and a directional light projecting element. The display panel displays a first image during a first subframe and a different second image during a second subframe.
| Image sensor including multiple lenses and method of manufacture thereof|
A device includes an image sensing element. The device also includes a silicon dioxide (sio2) layer, located over the image sensing element, exhibiting a first index of refraction.
| Charged particle beam pattern writing method and charged particle beam writing apparatus|
A charged particle beam pattern writing method according to an embodiment, includes measuring a position displacement amount of a stage above which a target object is placed, in a rotation direction; and writing a pattern of a beam image on the target object above the stage while the beam image is rotated, by using a plurality of electrostatic lenses at least one of which is arranged in a magnetic field of each of the plurality of electromagnetic lenses whose magnetic fields are in opposite directions, to avoid a focus displacement of a charged particle beam passing through the plurality of electromagnetic lenses and to correct the position displacement amount measured, in the rotation direction of the stage.. .
|Intraocular accommodating lens and methods of use|
Described herein are intraocular lenses and methods of implantation. In one aspect, the lens includes a shape changing optical element; a force translation element having a first end region coupled to the optical element and a second end region extending towards a ciliary structure, and an attachment portion coupled to the second end region of the force translation element and configured to contact the ciliary structure.
|Method for the treatment of cataract|
A method and related apparatus to treat a cataract where the cataractous lens is pierced and the resulting opening is mechanically maintained using a lens system device such as a pinhole device, expandable tubular leas, a stent or similar small diameter device, some of which are capable of supporting a secondary intraocular lens. The resulting passageway or lumen created in the cataractous lens allows visible light to better reach the retina, thus improving vision.
|Tear-resistant and eco-friendly disposable visor protective sheets|
A translucent tear-off lens is provided sufficiently resilient to permit a stack of such lenses to form fit over curvilinear protective eye wear, including goggles, where the translucent lens comprises a thin sheet of biodegradable material and tear-resistant means.. .
|Image capturing lens and image capturing apparatus provided with the image capturing lens|
An image capturing lens which substantially consists of five lenses, composed of a first lens having a positive refractive power with the object side surface being formed in a convex shape toward the object side, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a negative refractive power with the object side surface being formed in a concave shape toward the object side, and a fifth lens having a negative refractive power with a region in which the negative refractive power is gradually reduced outwardly in a radial direction from the optical axis, arranged in this order from the object side, and satisfies predetermined conditional expressions.. .
|Optical element, head-up display and light source unit|
An optical element includes a first microlens array unit and a second microlens array unit in each of which a plurality of microlenses are arranged. The first and second microlens array units are arranged opposite to each other with a distance which is longer than a focal length of the microlenses arranged in the first microlens array unit.
|Lithographic apparatus, programmable patterning device and lithographic method|
In an embodiment, a lithographic apparatus is disclosed that includes a modulator configured to expose an exposure area of the substrate to a plurality of beams modulated according to a desired pattern and a projection system configured to project the modulated beams onto the substrate. The modulator may be moveable with respect the exposure area and/or the projection system may have an array of lenses to receive the plurality of beams, the array of lenses moveable with respect to the exposure area..
|Lens precursor with features for the fabrication of an ophthalmic lens|
This invention provides for the fabrication of ophthalmic lenses via the utilization of dmd shows and/or dmd files. More specifically, the use of the dmd shows and/or dmd files to generate lens precursor designs comprising described features to form part of a substructure for the fluid reactive media portion of the lens precursor and wherein the lens precursor can generate particular ophthalmic lens designs in a free-form manner using methods described herein..
|Usage compliance indicator for contact lenses|
An ophthalmic lens incorporating a usage compliance indicator may be utilized to indicate when the lens should be discarded or otherwise treated. The usage compliance indicator comprises a material that is clear when the lens is removed from its packaging and transforms to a visible marking over a given period of time corresponding to the manufacturer's suggested usable time.
|Eyeglasses for easy fabrication|
A pair of eyeglasses has a lens body, a frame, two temples and two endpieces. The lens body is formed integrally with two lenses and two engaging members.
|Rugate optical lens to prevent macular degeneration|
An improved lens with rugate filter specifically designed to be worn in prescription and non-prescription glasses, contact lenses, intraocular lenses and sunglasses, and to provide protection against macular degeneration by reducing harmful visible blue light transmission and ocular photochemical damage. The lens at least includes a single lens layer with a rugate filter deposited thereon to selectively block visible blue light.
|Display device including a lens module|
A display device includes a display panel including a plurality of pixels arranged in a matrix form, each pixel including a plurality of sub-pixels, a lens module on the display panel, the lens module including a plurality of lenses having a pitch that corresponds to a horizontal pitch of the plurality of sub-pixels, and a driving unit configured to drive the display panel and the lens module to provide an image displayed by the display panel to a left eye of a viewer at a first frame and to provide the image displayed by the display panel to a right eye of the viewer at a second frame.. .
|Zoom lens and image pickup apparatus|
The zoom lens includes first to fourth lens units respectively having negative, positive, negative and positive refractive powers and being moved during zooming. The first lens unit includes 1-1 and 1-2 negative lenses each having a meniscus shape with an object side convex surface.
|3-dimensional image acquisition apparatus and 3d image acquisition method for simultaneously obtaining color image and depth image|
A 3-dimensional (3d) image acquisition apparatus capable of simultaneously obtaining a color image and a depth image in a single shooting operation is provided. The apparatus includes a light source for radiating illumination light having a predetermined wavelength onto an object; a lens unit having at least four object lenses; an image sensor including at least four sensing regions for individually receiving light focused by the object lenses and for generating images; and at least three optical shutters individually facing at least three of the at least four object lenses and for modulating incident light with predetermined gain waveforms..
|Apparatus and method for clamping and handling ophthalmic lenses|
An apparatus for clamping and handling an ophthalmic lens (a) in one or a plurality of stations throughout a manufacturing process, comprising: a main actuator (5); a loading platform (3) on which the lens is laid down with its concave surface downwards; a grip composed of two arms (1, 2) for clamping the lens on its edge, a first arm (1) being bound to said main actuator (5) and a second arm (2) being guided so that to allow for a movement parallel to the main actuator displacement; a first means for attracting the second arm (2) towards the first arm (1) so that to close the grip onto the lens edge; a second means (8) for blocking the second arm (2) at a fixed position when the first arm (1) is moved to a rest position so that to open the grip; holding fingers (6) mounted on at least one of the first arm (1) and the second arm (2) and partly sliding along parallel grooves (4) machined in said platform (3), said grooves (4) being also parallel to the actuator displacement.. .
|Methods for forming a lens plate for an integrated camera using uv-transparent molds and methods for forming uv-transparent molds|
Suspended lenses in a spacer wafer and lens-in-a-pocket structures are replicated from uv-transparent molds. The fabrication of uv-transparent molds can include providing a substrate with pedestals, fabricating a lens on each pedestal using a step-and-repeat process, replicating an intermediate mold from the substrate with pedestals having lenses on the pedestals, and replicating a uv-transparent mold from the intermediate mold.
|Chromatic aberration corrector and method of controlling same|
A chromatic aberration corrector and method of controlling this chromatic aberration corrector is offered. The corrector has first and second multipole lenses for producing quadrupole fields and first and second transfer lenses each having a focal length of f.
|Light source apparatus|
A light source apparatus that generates a light to be supplied to an endoscope, which includes: leds of respective colors that emit lights; collimator lenses that receive emitted lights and emit the received lights; and illuminance sensors arranged at positions where the illuminance sensors can receive both of leak lights of the lights emitted from the leds of respective colors, which are not used as illumination lights, and lights emitted from the leds of respective colors and reflected by the collimator lenses.. .
|Intraocular lenses for managing glare, adhesion, and cell migration|
An intraocular lens for providing vision to a subject contains an optic, a support structure coupled to the optic. The intraocular lens also includes a textured surface and/or subsurface layer.
|Optical device for camera testing|
An optical device is to be disposed between a test screen and a test camera that captures an image on the test screen through the optical device. The optical device includes first, second, third and fourth lenses arranged from a camera side to a screen side in the given order.
An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having positive refractive power; a fourth lens having positive refractive power; a fifth lens having negative refractive power; and a sixth lens having negative refractive power. The first lens has an object-side with a positive curvature radius.
|Image capturing lens and image capturing apparatus provided with the image capturing lens|
An image capturing lens which substantially consists of five lenses, composed of a first aspherical lens having a convex surface on the object side and a positive refractive power; a second aspherical lens having a concave surface on the image side and a negative refractive power; a third aspherical lens having a positive refractive power near the optical axis; a fourth aspherical lens having a negative refractive power; and a fifth aspherical lens which is a meniscus lens having a concave surface on the image side and a negative refractive power, arranged in this order from the object side, and satisfies predetermined conditional expressions.. .
|Wide-angle projection lens and projection display device using the same|
A first lens group including two aspherical lenses, a second lens group consisting of three negative meniscus lenses, each negative meniscus lens having a convex surface facing the enlargement side, a third lens group having a negative refractive power and including at least one cemented lens, and a fourth lens group having a positive refractive power and including at least two cemented lenses and one aspherical lens are arranged in this order from the enlargement side. Predetermined conditional expressions are satisfied..
|Camera lens module|
A camera lens module in which an optical system is configured to include five sheets of lenses is provided. In the camera lens module, first, second, third, fourth and fifth lenses are sequentially arranged from an object side, and the first lens performs a zooming operation while moving along an optical axis.
|Image display sheet and image display body|
An object is to provide an image display sheet capable of realizing a smooth pseudo moving image and observing the image with reduced in discomfort. A configuration is provided in which a lenticular sheet composed of an arrangement of a plurality of cylindrical lenses 1a and an image forming layer 3 are laminated, and the image display sheet is formed capable of observing an image formed on the image forming layer 3 from the convex shape side of the cylindrical lenses 1a of the lenticular sheet, as a virtual image with movement, or movement and deformation.
|Apparatus and methods for locating source of and analyzing electromagnetic radiation|
Detectors and methods for gathering, detecting and analyzing electromagnetic radiation are disclosed. A radiation detector includes one or more positive lenses to direct radiation to mirrors or to a photodetector.
|Silicone hydrogel contact lenses|
Silicone hydrogel contact lenses are formed from the reaction product of a polymerizable composition comprising at least one acrylate-containing siloxane monomer, at least one hydrophilic vinyl-containing monomer, and at least one vinyl-containing cross-linking agent. The contact lenses have ophthalmically-acceptable ionoflux values and surface wettability, and can be manufactured without the use of volatile organic solvents..
Low cost spectacles may include a paper or plastic frame and injection molded plastic lens or lenses, where the lens may be easily removed and changed within the frame. In one example, the lens may have a round shape, and securing the lens within the frame may be accomplished by inserting the lens into the aperture in the frame, and rotating the lens, for example, by ¼ of a turn.
|Zoom lens and image pickup apparatus including the same|
A zoom lens includes, in order from an object side: a first positive lens unit not moving for zooming; a second negative lens unit moving during zooming; a third positive lens unit moving during zooming; a fourth positive lens unit moving during zooming; and a fifth positive lens unit not moving for zooming. Each of the lens units includes positive and negative lenses, and satisfies 10<νp−νn<54, −1<β2w<−0.05, −5<β2t<−1, and −1<β34z2<−0.3, where νp is average abbe constant of the positive lens of the fourth unit, νn an average abbe constant of the negative lens of the fourth unit, β2w a magnification of the second unit at wide angle end, β2t a magnification of the second unit at telephoto end, and β34z2 a magnification of a combined lens unit including the third and fourth unit at a zoom position where the magnification of the second unit is −1..
|Lens protection device, lens unit and image capture device|
Provided is a lens protection device including one lens protection cover configured to be disposed in front of two surfaces of two image capture lenses that have the two surfaces directed in a same direction and arranged in a transverse row and to be movable between a covering position for covering the two surfaces from an outside and a retreat position for exposing the two surfaces to the outside.. .
|Wide angle depth detection|
Embodiments for a depth sensing camera with a wide field of view are disclosed. In one example, a depth sensing camera comprises an illumination light projection subsystem, an image detection subsystem configured to acquire image data having a wide angle field of view, a logic subsystem configured to execute instructions, and a data-holding subsystem comprising stored instructions executable by the logic subsystem to control projection of illumination light and to determine depth values from image data acquired via the image sensor.
|Micro-bead blasting process for removing a silicone flash layer|
Using compression molding to form lenses over led arrays on a metal core printed circuit board leaves a flash layer of silicone covering the contact pads that are later required to connect the arrays to power. A method for removing the flash layer involves blasting particles of sodium bicarbonate at the flash layer.
|Methods of obtaining ophthalmic lenses providing the eye with reduced aberrations|
The present invention discloses methods of obtaining ophthalmic lens capable of reducing the aberrations of the eye comprising the steps of characterizing at least one corneal surface as a mathematical model, calculating the resulting aberrations of said corneal surface(s) by employing said mathematical model, selecting the optical power of the intraocular lens. From this information, an ophthalmic lens is modeled so a wavefront arriving from an optical system comprising said lens and corneal model obtains reduced aberrations in the eye.
|Lighting unit for display device and display device including lighting unit|
A lighting unit for a display device includes: a plurality of light sources which emits light; a wedge-shaped light guide having an incident surface disposed close to the light sources and an opposing surface disposed opposite the incident surface; and a lens sheet disposed on the light guide, where the lens sheet includes a plurality of lenses, each having an axis in a direction from the incident surface to the opposing surface, where the light guide is thinner at the incident surface than at the opposing surface, and a radius of curvature of each of the lenses is larger at the incident surface than the opposing surface.. .
|Lighting assembly and methods of assembling same|
A lighting assembly is disclosed. The lighting assembly has an extrusion having a back plate and a plurality of fins.
|Photographic lens optical system|
In a lens optical system having first, second, and third lenses that are arranged between an object and an image sensor where an image of the object is formed, in order from an object side, the first lens has a positive (+) refractive power and is convex toward the object, the second lens has a negative (−) refractive power and is convex toward the image sensor, and the third lens has a positive (+) refractive power and at least one of an incident surface and an exit surface of the third lens has at least one inflection point between a center portion and an edge thereof. The lens optical system satisfies the following inequality that 0.5<f1/f<0.8, in which f1 is a focal length of the first lens and f is a total focal length of the lens optical system..
A thin imaging lens assembly with four lenses, having one defined as an object side and an opposite end defined as an image side, and comprising: a lens set, including a first lens, a second lens, a third lens, and a fourth lens that are arranged from the object side to the image side in sequence so as to form an optical structure; and a fixed aperture, deposited between the object side and the image side, wherein the first lens has a positive refractive power around an optical axis thereof; the second lens has a negative refractive power around an optical axis thereof; the third lens has a positive refractive power around an optical axis thereof; and the fourth lens comprises a seventh surface, a convex surface around an optical axis thereof, and an eighth surface, a wavy and concave surface around an optical axis thereof.. .
|Zoom lens and image-pickup apparatus|
A zoom lens includes, in order from an object side to an image side, a first, a second, a third, a fourth and a fifth lens units respectively having positive, negative, positive, negative, and positive refractive powers. The first lens unit includes negative, positive, and positive lenses in order from the object side to the image side.
|Projection lens and projection-type display apparatus using the lens|
To provide a projection lens that is compact, lightweight, low-cost, and readily portable, a first lens having a positive power and at least one surface that is an aspheric surface; a second lens having a negative power and having a concave surface on the magnification side; a third lens having a positive power and having a convex surface on the reduction side; and a fourth lens having a positive power are arranged in order from the magnification side. In addition to arranging the lenses telecentrically on the reduction side, the following formulas are satisfied simultaneously, and images formed on the conjugation surface on the reduction side are enlarged and projected on the conjugation surface on the magnification side: formula (a) 0.8<bf/f; formula (b) 1.1<f1/f<1.6; formula (c) nd1<1.7, formula (d) vd1<35..
|Flip up interchangeable system|
Eyewear having a pivoted engagement of lenses with a lens frame worn on the head of the user. A lens assembly holding the lens or lenses is rotatable out of the user's view when not required for viewing such as when conversing with a friend or when wearing tinted lenses and needing unfiltered viewing.
|Lens array sheet|
A lens array sheet has a glass base and a resin lens array layer formed on the glass base, wherein the resin lens array layer includes a plurality of resin lenses and preferably includes a composite material having nanoparticles added to a matrix of the resin and the plurality of resin lenses are formed on the glass base substantially independently from each other.. .
|Fail-safe electro-active lenses and methodology for choosing optical materials for fail-safe electro-active lenses|
A fail-safe electro-active lens is presented in which the lens includes a substrate having a diffractive relief surface and an electro-active material in optical communication with the substrate. The electro-active material can include a nematic liquid crystal host.
|Scanner lens, image reader and image forming device|
Where bf is a back focus of the scanner lens, l is a total lens length, f1 is a focal length of e-line of the first lens group, f is a focal length of e-line of the entire lens system and d10 is an air space between the fifth and six lenses.. .
|Nanophotonic light-field sensor|
A light field sensor for a 4d light field camera has a layer of nanoscale resonator detector elements, such as silicon nanoshells, below a layer of dielectric microlenses. By taking advantage of photonic nanojets in the microlenses and circulating resonances in nanoshells, the light field camera sensor achieves improved sensitivity, pixel density, and directional resolution even at large angles of incidence..
|Contact lens use in the treatment of an ophthalmologic condition|
The disclosure relates to the use of contact lenses for treating ophthalmologic conditions, such as presbyopia, induced myopia, computer vision syndrome, insufficient accommodation, or a condition associated with insufficient accommodation. The contact lens may be selected based on a measured sagittal depth and/or eccentricity of the cornea.
|Zoom lens having optical path bending member and image pickup apparatus equipped with same|
A zoom lens includes, in order from the object side to the image side, a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, and a third lens unit including a lens. The distance between the first lens unit and the second lens unit is smaller at the telephoto end than at the wide angle end, and the distance between the second lens unit and the third lens unit changes during zooming from the wide angle end to the telephoto end.
|Fixed focal length optical lens architecture providing a customized depth of focus optical system|
Providing for a fixed focus optical system exhibiting extended depth of field is provided herein. By way of example, a compact and fast optical system that yields an asymmetric modulation transfer function (mtf) is disclosed.
|Processing of gradient index (grin) rods into grin lenses attachable to optical devices, components, and methods|
Embodiments for processing of gradient index (grin) rods into grin lenses attachable to optical devices, components, and methods are disclosed. A cylindrical grin rod comprises an optical axis and a longitudinal axis at a center axis, where the index of refraction may be greatest at the optical axis.
|Photoelectric conversion apparatus|
A photoelectric conversion apparatus includes a lens array including a plurality of convex meniscus lenses. Each of the convex meniscus lenses is provided between a first member and a second member.
|Defect inspection apparatus and defect inspection method|
Method for realizing an inspection with short wavelength, high power light source and large numerical aperture, high performance optics to improve defect inspection sensitivity is disclosed. Short wavelength high power laser is realized by using a pulse oscillation type laser suitable for generation of high output power in a short-wavelength region, in addition, a spectral bandwidth of the laser is narrowed down so that amount of chromatic aberration of detection optics with single glass material (i.e.