Abstract: A liquid crystal optical device includes a liquid crystal optical unit and a drive unit. The liquid crystal optical unit includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, a plurality of first electrodes, and a second electrode. The second substrate unit includes a second substrate and a first opposing electrode. The drive unit applies a first voltage between the first opposing electrode and the first electrodes and applies a second voltage between the first opposing electrode and the second electrode in a refractive index distribution forming operation. The drive unit applies a third voltage between the first opposing electrode and the first electrodes and applies a fourth voltage between the first opposing electrode and the second electrode in a first preliminary operation prior to the refractive index distribution forming operation.

Abstract: A display panel and a liquid crystal device are disclosed. The display panel includes a first substrate, a second substrate opposite to the first substrate, a sealant. The first substrate is arranged with a first alignment film. The second substrate is arranged with a second alignment film. The sealant surrounds the first substrate and the second substrate. A first wall is arranged on the first substrate, and the first wall is between an edge of the first alignment film and the sealant. A second wall is arranged on the second substrate, and the second wall is between an edge of the second alignment film and the plastic film. In this way, the distance between an active area and edges of the display panel is reduced so that the narrow bezel design may be implemented.

Abstract: A display device having high reliability is provided. A frame of a display device is narrowed. A display device such as a liquid crystal display device includes a first substrate, a second substrate overlapping with the first substrate, a liquid crystal layer between the first substrate and the second substrate, a first sealant surrounding the liquid crystal layer between the first substrate and the second substrate, and a second sealant surrounding the first sealant, closing a gap between the first substrate and the second substrate, and extending to at least a side surface of the second substrate.

Abstract: The described embodiments relate generally to liquid crystal displays (LCDs), and more particularly to methods for extending a glass portion of a display to an edge of a display housing. In one embodiment, a thin cover glass layer is provided between a color filter glass layer and an upper polarizer. The thin cover glass layer is supported along an edge of the display by a filler material that can include a foam dam and a glass spacer or adhesive filler. The filler material allows the cover glass layer to be supported without damaging any drivers or circuits located on an underlying thin film transistor glass layer. In another embodiment, a glass spacer circuit with integrated drivers and circuitry on its lower surface can support the cover glass along the edge of the display.

Abstract: Embodiments of the present invention disclose a bended liquid crystal display and a manufacturing method and apparatus therefore. The method comprises: preparing an array substrate and a color filter substrate with flat glass sheets having different thermal expansion coefficients; applying adhesive sealant at edges of surfaces of the array substrate and/or the color filter substrate; heating the array substrate and the color filter substrate, and binding the expanded array substrate and color filter substrate together, to form an assembled substrate; and cooling the assembled substrate and forming a bended assembled substrate having a degree of curvature. The bended liquid crystal display has a better stability, and has no variation in its degree of curvature over service time.

Abstract: A liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, and an electrode group provided on at least one of the first substrate and the second substrate, and that applies an electric field to the liquid crystal layer, wherein the liquid crystal layer contains at least one liquid crystalline compound, and at least one chiral dopant, wherein one of the liquid crystalline compounds contained in the liquid crystal layer develops a blue phase liquid crystal, and wherein the liquid crystal layer has a storage elastic modulus G? of 4,000 Pa or more at 25° C. and 1 Hz frequency.

Abstract: Modular glasses may include a first segment frame having a first segment lens area, an inner side and an outer side, wherein the inner side has a rail section. A second segment frame may also be included, having a second segment lens area, an outer side and an inner side, wherein the inner side has a notch section, wherein the notch section receives the rail section of the inner side of the first segment frame. A bottom catch may also be included below the notch section of the second segment frame.

Abstract: Eyewear is disclosed that can have multiple ventilation states providing different amounts of ventilation through the eyewear. The eyewear can include a lens and a frame. In some embodiments, the lens can be movable with respect to the frame to provide the multiple ventilation states. In some embodiments, the eyewear can include a gasket that removably attaches to the frame. In some embodiments, the gasket can be movable with respect to the frame to provide the multiple ventilation states.

Abstract: Eyewear is disclosed that can have multiple ventilation states providing different amounts of ventilation through the eyewear. The eyewear can include a lens and a frame. In some embodiments, the lens can be movable with respect to the frame to provide the multiple ventilation states. In some embodiments, the eyewear can include a gasket that removably attaches to the frame. In some embodiments, the gasket can be movable with respect to the frame to provide the multiple ventilation states.

Abstract: 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. The through hole has an embedding groove and a blocking projection. The lens frame also is also provided with a combining surface, used to engage with the fastening member, located at two sides respectively and having a notched portion next to the through hole. The fastening member possesses a locking portion with a locking groove at the top and a locking projection located at one side of the bottom for interlocking with the fixing groove. So a user can easily change lenses without utilizing any tool, in accordance with diverse occasions or fondness.

Abstract: 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. The design of the attachment assembly may vary according to specific needs. In one embodiment, the attachment assembly comprises temples having temple tips. The temples may be deformed to serve alternating purposes—placing the eyepiece in front of the eyes and securing the eye piece around the wear's wrist, or other body parts. The eyepiece may also include a bendable bridge that connects the two lenses. The design of the bridge may facilitate the transition of the eyepiece from one position to the other. The eyeglasses are suitable for individuals that wear eyeglasses periodically and particularly in outdoor settings.

Abstract: An eyewear article having a flexing portion including first and second longitudinally disposed ribs is disclosed. In another exemplary embodiment, the flexing portion has a maximum height (H), in a direction parallel to a mid-sagittal plane bisecting the eyewear into imaginary left and right halves, that is greater than 10 mm. The eyewear article of the present invention provides a balance of fit and comfort suitable for a range of user head sizes.

Abstract: 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. This cylinder is fixed to the temple. Due to the configuration of the curved rung, the cylinder can he inserted into the curved rung in a rotatable or pivotable fashion. The cylinder receiving the curved rung holds the frame together and keeps eye wires from opening, thus keeping lenses from falling out of the eyewear. A wedge tool can be used to displace the curved rung from the cylinder to easily remove the temple from the frame.

Abstract: An eyeglass retention system for coupling eyewear and headwear through the use of magnets attached to the temples or arms of glasses and magnetic or metallic elements attached to headwear. Vertical supports and other attachment structures prevent inserts from falling out while multi-point magnetic coupling and safety features enhance performance.

Abstract: The present invention discloses a translating multifocal contact lens including one or more of multiple Optic Zones, a lower-lid contact surface, and an under-lid support structure and method steps and apparatus for implementing the same. In preferred embodiments, a translating multifocal lens with at least a portion of one surface may be Free-formed comprising one or both of a lower-lid contact surface and an under-lid support structure capable of limiting the amount of translation of a lens across a surface of an eye when an eye changes from one Optic Zone to another.

Abstract: 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.

Abstract: The present invention discloses a translating multifocal contact lens including one or both of multiple Optic Zones and a lower-lid contact surface, and method steps and apparatus for implementing the same. In preferred embodiments, a translating multifocal lens may be Free-formed comprising a lower-lid contact surface capable of limiting the amount of translation of a lens across a surface of an eye when an eye changes from one Optic Zone to another.

Abstract: There is provided an image processing apparatus, comprising: a tomographic image acquiring unit for acquiring a tomographic image of a retina; an instruction unit for instructing for a change in the positions of display forms indicating a plurality of regions in one of the display forms indicating a plurality of layer boundaries of a retina; and a display control unit for causing the display unit to display respective display forms indicating the plurality of layer boundaries in positions corresponding to the plurality of layer boundaries in the tomographic image in an overlapped state, and in a case of instructing for the change in the position of at least one of display forms, for causing the display unit to display the display form instructed with the display form different from other display forms.

Abstract: Provided is an ophthalmologic apparatus capable of efficiently switching between an attitude for packing and an attitude for eye examination. When a USB communication between the ophthalmologic apparatus and a PC for control is disconnected, an attitude of the ophthalmologic apparatus is switched from the attitude for eye examination to the attitude for packing. Even when the USB communication between the ophthalmologic apparatus and the PC for control is established, if there is no operation for a certain period of time, the attitude for eye examination is switched to the attitude for packing. When power of the ophthalmologic apparatus is turned off, the attitude for eye examination is switched to the attitude for packing, using a spare power supply provided to a main body of the ophthalmologic apparatus.

Abstract: Provided is an optical tomographic imaging apparatus including: a tomographic image acquiring unit for acquiring a tomographic image of an eye of a patient; a scanning type two-dimensional image acquiring unit for acquiring a two-dimensional image of the eye; a patient information storage unit for storing images acquired by the tomographic image acquiring unit and the scanning type two-dimensional image acquiring unit together with patient information; and a display unit. The display unit performs a list display of patient information of at least one patient stored in the patient information storage unit. When one patient is selected from a patient group in the list display, at least one past acquired tomographic image and a two-dimensional image acquired substantially simultaneously with the tomographic image of the patient are displayed as thumbnail images in a list. An image parameter of the tomographic image displayed as the thumbnail image is changeable.

Abstract: Provided is an imaging apparatus for acquiring a tomographic image of an object to be inspected based on light obtained by combining return light from the object illuminated with measuring light and reference light corresponding to the measuring light, the imaging apparatus including: a reference-light amount changing unit provided in an optical path of the reference light, for changing a reference-light amount of the reference light; and a control unit for controlling the reference-light amount changing means so as to control the reference-light amount within a predetermined range and an image quality of the tomographic image within a predetermined image-quality evaluation range.

Abstract: For appropriately obtaining the tomographic image and the layer thickness map are provided in a short period of time regardless of involuntary eye movement, when the tomographic image is to be obtained in a specific scan pattern, a 3D tomographic image is first obtained by 3D scan, and then a tomographic image of a desired part is extracted from the image in accordance with the specific scan pattern. Further, based on the obtained 3D tomographic image, a sector for layer thickness map display, a main scanning line, and a sub-scanning line, which are displayed on a fundus image, are set movable, and tomographic images taken along both the scanning lines after the movement are obtained. The sector having a center corresponding to the intersection between those scanning lines and the layer thickness map are recalculated and displayed so as to follow the intersection.

Abstract: This invention provides an ophthalmologic apparatus that requires no fixation line control instruction by an operator to a patient even when executing an inspection set including a plurality of scanning conditions. In an ophthalmologic apparatus including a scanning unit configured to scan measuring light on an eye to be inspected and execute measurement of the eye to be inspected, and a fixation unit configured to fixate the eye to be inspected to a desired measurement position, a determination unit configured to determine whether to cause the scanning unit to continue the measurement of the eye to be inspected in accordance with an inspection set, and a fixation target control unit configured to change the on state of the fixation unit when the determination unit has determined to continue the measurement are arranged.

Abstract: A diagnosis support apparatus comprises an acquiring unit that acquires a plurality of examination data items having different examination dates, a setting unit that sets an extraction condition for examination data items, an extracting unit that extracts, from the plurality of acquired examination data items, examination data items corresponding to the set extraction condition, and a displaying unit that arranges and displays the extracted examination data items, wherein the setting unit sets the extraction condition based on an interval between examination dates of examination data items.

Abstract: Provided is an ophthalmologic imaging apparatus, including: an imaging light source for illuminating a fundus; a light intensity detection unit for monitoring, at a time of imaging, an emission intensity from a start of emission of the imaging light source; an imaging light wavelength selection unit for selecting a wavelength band of light that is emitted from the imaging light source and illuminates the fundus; and a detection wavelength changing unit for changing a wavelength band of light to be guided from the imaging light source to the light intensity detection unit depending on the wavelength band selected by the imaging light wavelength selection unit.

Abstract: A wavefront sensor includes a wavefront scanning module configured to output wavefront tilt measurements of a wavefront beam returned from a subject eye, a biometric/anatomic measurement device configured to output biometric/anatomic measurements of the subject eye and a processing system, coupled to the scanning module and the biometric/anatomic measurement device, configured to process biometric/anatomic measurements output during a surgical procedure to determine eye status information and to concurrently output eye status information and wavefront tilt information during the surgical procedure.

Abstract: An wavefront sensor uses a calibration wave generator to calculate correction factors to be applied to ratiometric combinations of position sensor output signals to determine real centroid deflection values.

Abstract: An wavefront including a light source for providing a light beam to illuminate a subject eye and a beam deflecting to deflect the light beam to compensate transverse movement of the subject eye. A second beam deflecting element scans the beam around a small portion of the retina to dissipate energy.

Abstract: An image processing apparatus includes an identification unit configured to identify a retinal blood vessel based on a retinal image, a measurement unit configured to measure blood flow information for the blood vessel based on the retinal image, and a display control unit configured to display the measured blood flow information by at least one selected from a depth of the identified blood vessel, a size of the identified blood vessel, and a combination of both.

Abstract: An apparatus including a wavefront sensor including a light source configured to illuminate a subject eye, a detector, an image sensor configured to output an image of the subject eye, a first beam deflecting element configured to intercept a wavefront beam returned from a subject eye when the subject eye is illuminated by the light source and configured to direct a portion of the wavefront from the subject eye through an aperture toward the detector and a controller, coupled to the light source, the image sensor and the beam deflecting element, configured to process the image to determine transverse movement of the subject eye and to control the beam deflecting element to deflect and project through the aperture portions of an annular ring portion of the wavefront and further configured to pulse the light source at a firing rate to sample selected portions of the annular ring at the detector, to process the image of the subject eye to calculate transverse movement of the subject eye and to orient the beam de

Abstract: An ophthalmic apparatus comprising: an acquisition unit configured to acquire a first fundus image of an eye and a second fundus image of the eye; a first generation unit configured to generate, by performing processing of enhancing contrast of a first, characteristic region of a part of the first fundus image, an image which corresponds to the first characteristic region; a second generation unit configured to generate, by performing processing of enhancing contrast of a second characteristic region of a part of the second fundus image which corresponds to the first characteristic region, an image which corresponds to the second characteristic region; and a correction unit configured to correct an acquisition position of a tomographic image of the eye based, on a positional displacement between the images which respectively correspond to the first and second characteristic regions.

Abstract: The present disclosure provides a pupillary light reflex (PLR) system, wherein the PLR system includes a remote tracking and imaging system that is structured and operable to generate and acquire high resolution pupil stimulus and response data from a test subject while the test subject is moving and is disposed a distance from remote tracking and imaging system that is greater than or equal to one-third of a meter. The PLR system additionally includes a computer based system controller that is structure and operable to execute PLR software to control the operation of the remote tracking and imaging system and compute PLR information based on the pupil stimulus and response data acquired as the test subject is moving.

Abstract: An apparatus including a position sensing detector and a processing system, with the processing system configured to determine axis of astigmatism and cylinder and sphere diopter values of a subject eye.

Abstract: A wavefront sensor includes a light source configured to illuminate a subject eye, a detector, a first beam deflecting element configured to intercept a wavefront beam returned from a subject eye when the subject eye is illuminated by the light source and configured to direct a portion of the wavefront from the subject eye through an aperture toward the detector and a controller, coupled to the light source and the beam deflecting element, configured to control the beam deflecting element to deflect and project different portions of an annular ring portion of the wavefront from the subject eye through the aperture and further configured to pulse the light source at a firing rate to sample selected portions of the annular ring at the detector.

Abstract: The invention pertains to methods, components, and operations of multi-focal intraocular lens systems, including range finding for driving same and for discriminating between multiple objects and varying brightness conditions. The invention also pertains to intraocular photosensors and range-finding methods to be used with intra-ocular lens systems, and components, that provide multi-focal IOL capabilities in dynamic visual environments.

Abstract: To avoid, with a simple configuration and easy scanning, blocking of illumination light due to an eyelash or an eyelid of a subject, provided is an ophthalmologic apparatus, including: an optical system for scanning illumination light on an eye to be inspected in an up and down direction; a fixation target indicating unit for indicating a fixation target to the eye to be inspected at a selected position; a deflecting unit for changing an angle of the scanning for the eye to be inspected in a downward direction; and a fixation position shifting unit for shifting an indication position of the fixation target in a downward direction in accordance with the changed angle.

Abstract: A projection apparatus includes a color synthesis section, a polarization conversion section, and a projection lens. The color synthesis section is configured to combine light in three primary colors of red light, green light, and blue light and emit combined light. The polarization, conversion section includes a first polarization conversion member having a slow axis with an angle other than angles of 0°, 90°, 180°, and 270°, and a second polarization conversion member having a slow axis with an angle that is opposite, to the slow axis of the first polarization conversion member by 180°. The projection lens is configured to emit light output from the polarization conversion section.

Abstract: A polarizing element includes a transparent substrate, a reflective layer constituting, on the transparent substrate, grid-shaped convexities arrayed at a pitch smaller than a wavelength in a used optical bandwidth, a dielectric layer formed on the reflective layer, a diffusion barrier layer formed on the dielectric layer, and an absorbing layer formed on the diffusion barrier layer such that the diffusion barrier layer is sandwiched between the absorbing layer and the dielectric layer. This polarizing element has an excellent optical property and is able to prevent mixing of the absorbing layer and the dielectric layer under a high temperature.

Abstract: A projection apparatus includes a spoke setting unit configured to set each change timing of changing the plurality of colors, and set spoke periods generated at the each change timing, a light source drive unit configured to drive the light source unit, based on the change timings and the spoke periods set by the spoke setting unit, a detection unit configured to obtain information indicating each light amount of the light for each of the plurality of colors, which are emitted from the projection unit during the spoke periods, and a light source controller configured to control the light source unit so as to adjust a color balance of color mixtures in the spoke periods to a predetermined balance based on the information obtained in the detection.

Abstract: A teleprompter suited for use with a camera having a lens with a field of view defined by an axis in a forward direction. The teleprompter includes, generally, a reflector supported proximate the lens; a projection screen supported forward of the reflector; a projector supported forward of the reflector for projecting an image on the projection screen so that the image is capable of reflection by the reflector along the axis. The projection screen being preferably concave and oriented such that the projected image projected by the projector onto the projector screen is reflected by the reflector along the axis of the lens in a forward direction.

Abstract: A color wheel driving motor includes a magnet arranged radially outward of a rotor holder. The ring-shaped magnet includes n number of N-pole and n number of S-pole and magnetic pole changeover portions arranged between the poles. The magnetic pole changeover portions are arranged at an angular interval of 360°/2n, the n being a positive integer. On an imaginary plane perpendicular to the center axis, a first straight line passing through the center axis and at least one of the 2n magnetic pole changeover portions makes a specified angle ? with respect to a second straight line extending from the center axis toward the ring-shaped magnet. A first mark is arranged in a region of a surface of the ring-shaped magnet where the second straight line overlaps with the ring-shaped magnet, the specified angle ? being equal to or larger than 0° and equal to or smaller than 360°/2n.

Abstract: A light source device includes a discharge lamp including a pair of electrodes arranged to be opposed to each other in a hollow section in which a discharge medium is encapsulated and a driving device. The driving device includes a supplying unit configured to supply an alternating current having a frequency higher than 1 kHz to the pair of electrodes in a high-frequency period and a control unit configured to set at least a first frequency higher than 1 kHz and a second frequency higher than 1 kHz and different from the first frequency as the frequency of the alternating current, switch an alternating current having the first frequency and an alternating current having the second frequency in the high-frequency period, and control the supplying unit to repeat the high-frequency period to supply an alternating current to the pair of electrodes.

Abstract: A laser scanning projection apparatus includes an illumination unit, a projection surface, a scanning mirror, a projection window, an optical sensor, and a controlling unit. The projection window includes a transmissible part and a blocking part. A reflection-differential pattern is formed on the blocking part. When the laser beam reflected by the scanning mirror is projected on the transmissible part, the laser beam is transmitted through the transmissible part and projected on the projection surface. When the laser beam reflected by the scanning mirror is projected on the reflection-differential pattern, a reflective beam with different intensities is reflected by the reflection-differential pattern. The controlling unit calculates a phase difference between an actual projection position and a predetermined projection position of the laser beam according to the sensing signal, and compensating a subsequent image frame according to the phase difference.

Abstract: A pico-projector device includes a light source operable to generate a light beam as a function of an image to be generated, a mirror mechanism operable to direct the light beam towards a displaying surface, and a driving circuit that supplies driving signals for controlling movement of the mirror mechanism. The driving circuit includes a compensation stage that receives angular velocity signals from a gyroscopic sensor coupled to the pico-projector device and generates the driving signals as a function of the angular velocity signals, thereby stabilizing the image projected on the displaying surface with respect to undesired movements of the pico-projector device.

Abstract: An electronic device includes a lens assembly, a lens focusing rod, a power switch and a lens protective cover. When the lens protective cover is located in the first position, the lens assembly is shielded by the lens protective cover, the power switch is turned off, and the lens protective cover is separated from the lens focusing rod. When the lens protective cover is located in the second position, the power switch is turned on, and the lens protective cover is contacted with the lens focusing rod. When the lens protective cover is moved between the second position and the third position, the power switch is turned on, and the lens assembly is driven by the lens protective cover through the lens focusing rod for focusing operation.

Abstract: A safety protection method for a laser projection apparatus is provided. The laser scanning apparatus includes a laser source, a laser source driver, a scanning mirror, and a light-outputting port. The laser source driver is configured to drive the laser source to emit a laser beam. The safety protection method includes the following steps. Firstly, after the laser projection apparatus is powered on, an optical path of the laser beam is adjusted, so that the laser beam is not ejected out from the light-outputting port. Then, the laser source driver is disabled. Then, a judging step is performed to judge whether an intensity of the laser beam is higher than a threshold level. If the intensity of the laser beam is higher than the threshold level, the laser source is turned off.

Abstract: Disclosed are cooling apparatus and methods of cooling a template. The cooling apparatus includes a reticle and an optical cooling material. The reticle includes patterning for at least partially reflecting patterning radiation incident on a first side of the reticle. The optical cooling material is in thermally-conductive coupling with the reticle mount and is configured to produce cooling when exposed to a laser radiation. More particularly, the optical cooling material includes a glass material that exhibits anti-Stokes fluorescence that produces cooling of the glass material when exposed to an infrared laser beam. In some embodiments, the cooling apparatus may be incorporated with a reticle mount. The reticle mount is in thermally-conductive coupling with a second side of the reticle.

Abstract: According to one embodiment, an EUV exposure apparatus includes a mirror which reflects an EUV light beam irradiated from a light source and a wafer stage which is irradiated with the EUV light beam reflected by the mirror. When exposure of a first wafer is to be performed, the first wafer is mounted on the wafer stage, and the wafer stage allows the first wafer to be irradiated with the EUV light beam. In addition, when cleaning of the mirror is to be performed, the EUV light beam is reflected by a reflection substrate, and the wafer stage allows the mirror to be irradiated with the reflected light beam.

Abstract: The present disclosure is directed to a method of determining one or more focus values for a lithographic scanner. According to an embodiment, an optical signal including at least a first variable and a second variable is detected by a optical analysis system from at least one test sample for a plurality of programmed focus error values. A first variable value showing sensitivity to focus is selected based upon a corresponding responsiveness of the second variable to change of focus and/or a corresponding linearity of raw focus with respect to the programmed focus error. At least one focus value for the lithographic scanner is determined based upon at least one determined raw focus value corresponding to the selected first variable value.

Abstract: According to one embodiment, a method for controlling an exposure apparatus includes calculating a shift from a target value of an illuminance distribution on a reticle of light irradiated onto the reticle. The calculating is based on a relational expression and a measured value of an illuminance distribution on a wafer of light irradiated onto the wafer via a projection optical system. The relational expression has a correlation between the illuminance distribution on the reticle, the illuminance distribution on the wafer, and a spread function reflecting a characteristic of the projection optical system projecting light obtained by way of the reticle onto the wafer.