Abstract: The present invention provides a laser frequency adjustment method and a laser frequency adjustment system. The laser frequency adjustment method includes: (1) providing a primitive laser pulse (10); (2) using a beam splitter (20) to split the primitive laser pulse (10) into a first sub-laser pulse (11) and a second sub-laser pulse (12); (3) using a plurality of reflectors (30) to reflect the first sub-laser pulse (11) to a location where the second sub-laser pulse (12) exits the beam splitter (20) and making the first sub-laser pulse (11) passing through an optical length extension device (40) during the transmission of the first sub-laser pulse (11); and (4) superimposing the first sub-laser pulse (11) and the second sub-laser pulse (12) and using a compensator sheet (50) to adjust the transmission direction of the superimposed laser pulse (13).

Abstract: In order to prevent inaccurate position detection caused by overlapping between a position alignment index and an optic papilla of a fundus in position alignment between an eye to be inspected and an apparatus when a fundus image is photographically captured, an ophthalmologic apparatus includes: a projection unit configured to project a plurality of alignment indices onto an eye to be inspected; an optic papilla position detection unit configured to detect an optic papilla position of the eye to be inspected; and an alignment detection unit configured to detect a positional relation between the eye to be inspected and an apparatus main body from a reflection image of the alignment index, wherein the alignment detection unit performs alignment detection by selecting a reflection image of at least one of the reflection images of the plurality of alignment indices depending on the optic papilla position.

Abstract: A system and method of displaying a conformal-capable head-up display image is provided. A pre-distorted right-eye image and a pre-distorted left-eye image are separately generated and projected toward a windscreen. The pre-distorted right-eye image is reflected off of the windscreen to supply a reflected right eye image to a right eyebox, and the pre-distorted left-eye image is reflected off of the windscreen to supply a reflected left eye image to a left eyebox. The reflected right-eye image and the reflected left-eye image are each non-distorted images.

Abstract: Electrochromic devices and methods may employ the addition of a defect-mitigating insulating layer which prevents electronically conducting layers and/or electrochromically active layers from contacting layers of the opposite polarity and creating a short circuit in regions where defects form. In some embodiments, an encapsulating layer is provided to encapsulate particles and prevent them from ejecting from the device stack and risking a short circuit when subsequent layers are deposited. The insulating layer may have an electronic resistivity of between about 1 and 108 Ohm-cm. In some embodiments, the insulating layer contains one or more of the following metal oxides: aluminum oxide, zinc oxide, tin oxide, silicon aluminum oxide, cerium oxide, tungsten oxide, nickel tungsten oxide, and oxidized indium tin oxide. Carbides, nitrides, oxynitrides, and oxycarbides may also be used.

Abstract: The present invention relates to a super wide angle optical lens system reduced in size and weight and increased in definition for various electronic devices and vehicles while capable of obtaining satisfactory optical performance, an appropriate wide field angle and exhibiting high image quality and broad image data, thereby reducing distortion of an image.

Abstract: A method for adaptively determining a model of visual performance of a test subject comprising the step of exposing a test subject to a plurality of trials. Each trial comprises the steps of identifying the stimulus pattern to test, generating a stimulus pattern on a display, determining whether the stimulus pattern generated an OKR, updating the model to incorporate the OKR results, and determining whether the updated model is acceptable. The trials can be iteratively repeated until the model for visual performance is acceptable.

Abstract: An object is to provide a lens device that can share a cable and can prevent the unnecessary exposure of the cable, and an imaging apparatus that includes the lens device. A lens device according to an embodiment of the invention, includes a lens barrel, a control unit that is provided on the lens barrel, a cable of which one end is connected to the control unit and the other end is connected to the imaging apparatus main body, and a housing portion in which the cable is wound and housed and which is provided with an opening through which the cable is led out. The cable is housed in a circumferential direction of the lens barrel, and a length of a portion of the cable led out through the opening is changed by the change of a length of a housed portion of the cable.

Abstract: Embodiments of the disclosure describe an on-head detection technique for an HMD that includes an optical sensor positioned to detect light reflected from at least one of a face of a user or a lens worn by the user. A flexible frame assembly supports an image source and further supports the optical sensor relative to the face or the lens when worn by the user. The flexible frame assembly flexes such that the optical sensor moves closer to at least one of the face or the lens when the HMD is worn by the user. Embodiments determine whether the user is wearing the HMD based on optical sensor data output from the optical sensor.

Abstract: An optical element unit is provided comprising an optical element group for projecting light along an optical axis of the optical element group and a housing having an inner housing part partly defining a first space and a light passageway between the inner housing part and a second space. The inner housing part receives the optical element group. The optical element group comprises an ultimate optical element located in the region of the light passageway. A load-relieving device is provided adjacent to the ultimate optical element, the load relieving device partly defining the first space and the second space and at least partly relieving the ultimate optical element from loads resulting from pressure differences between the first space.

Abstract: Apparatus for performing intraocular implant surgery, including surgical apparatus for performing intraocular implant surgery, an autorefraction device associated with the surgical apparatus, wherein the autorefraction device is configured to perform autorefraction on the aphakic eye to provide one or more aphakic refraction measurements, and a processor connected to the autorefraction device, wherein the processor is configured to process the aphakic refraction measurements and provide the user of the apparatus with information regarding the power of the intraocular lens.

Abstract: Provided is a room mirror module for a vehicle, including a control unit driving an electrochromic mirror and a display unit by discriminating the intensity of light and movement of the vehicle detected by a sensor unit, whereby the devices for the vehicle can be more efficiently controlled, and a driver's safe driving can be secured.

Abstract: A method (100) of dispensing an ophthalmic lens for a wearer is disclosed. The method (100) includes measuring (104) the relative location of, and/or relationship between, selected anatomical features of a wearer's head or face to obtain one or more measurement values and processing (106) the one or more measurement values to design and/or select an ophthalmic lens having a shape that depends on the measured values. The ophthalmic lens element is then dispensed to the wearer. A dispensing system (200) is also disclosed.

Abstract: An electrowetting display device comprising a first support plate, a second support plate and a picture element having a space defined by the first support plate, the second support plate and walls of the first support plate. The space comprises a first fluid and a second fluid immiscible with each other, the second fluid being electroconductive or polar and the walls confining the first fluid to the space. The picture element is electrically switchable between a first state without an electric field applied and a second state with an electric field applied, in which in the first state the first fluid is spread out in the picture element and in the second state the first fluid is contracted near one of the walls. Two of the walls have a side facing the space, the sides having different angles with a plane of the first support plate.

Abstract: An electrochromic module including a first substrate and a second substrate is provided in which the first and/or the second substrate are/is electrically conductive or are/is equipped with an electrically conductive coating. An electrochromic polymer coating is arranged on the substrate or the conductive coating, an ion storage layer is arranged on the substrate or the conductive coating, and a polymer gel electrolyte is disposed in an electrically in-series connection between the electrochromic coating and the ion storage layer. The electrochromic polymer is a polymer of tetraarylbenzidine and (hetero)aromatic diol, which can be switched reversibly between redox states in a voltage-controlled manner. The condensation polymer is colorless in one redox state and colored in at least two redox states.

Abstract: An image display device includes a lens array, and a scanner to two-dimensionally scan the lens array with a light beam for image display, in which each of lenses of the lens array includes a convex surface with different curvatures in two directions orthogonal to the optical axis of the lens and to each other.

Abstract: An optical system which forms an optical image on an image pickup element, comprising in order from an object side, a first lens unit having a positive refractive power, which includes a plurality of lenses, a stop, and a second lens unit which includes a plurality of lenses, wherein the first lens unit includes a first object-side lens which is disposed nearest to an object, and the second lens unit includes a second image-side lens which is disposed nearest to an image, and the first lens unit includes a negative lens, and a positive lens which is disposed on the object side of the negative lens, and the following conditional expressions are satisfied: ???1.1??(15) 0.08<NA??(16) 1.0<WD/BF??(19) 0.5<2×(WD×tan(sin?1 NA)+Yobj)/?s<4.0??(20).

Abstract: In accordance with one aspect of the present invention, an optical coherence tomography instrument comprises an eyepiece for receiving at least one eye of a user is provided; a light source that outputs light that is directed through the eyepiece into the user's eye; an interferometer configured to produce optical interference using light reflected from the user's eye; an optical detector disposed so as to detect said optical interference; and electronics coupled to the detector. The electronics can be configured to perform a risk assessment analysis based on optical coherence tomography measurements obtained using the interferometer. An output device can be electrically coupled to the electronics, and may be configured to output the risk assessment to the user through the output device. The optical coherence tomography instrument can be self-administered, and the eyepiece can be a monocular system or a binocular system.

Abstract: An image processing system includes: an obtaining unit configured to obtain a tomographic image of an eye to be examined; an analysis unit configured to execute analysis required to obtain information indicating a degree of curvature of a retina from the tomographic image of the eye to be examined according to an imaging mode upon capturing an image of the eye to be examined; and a display control unit configured to display three-dimensional shape data of a retinal layer generated to obtain the information on a display device.

Abstract: An optical coherence tomography apparatus which acquires a tomogram of a target object based on a light intensity detected for each wavelength by combining return light of measurement light from the target object with reference light corresponding to the measurement light, the apparatus comprising: a normalization unit adapted to normalize the light intensity detected for the each wavelength based on a transfer function corresponding to the wavelength resolution; and an image formation unit adapted to form a tomogram of the target object from the light intensities normalized by the normalization unit.

Abstract: A structured illumination apparatus includes a light modulator being disposed in a light path of an exit light flux from a light source, and in which a sonic wave propagation path is arranged in a direction traversing the exit light flux; a driving unit generating a sonic standing wave in the sonic wave propagation path by giving a driving signal for vibrating a medium of the sonic wave propagation path to the light modulator; an illuminating optical system making at least three diffracted lights of the exit light flux passed through the sonic wave propagation path to be interfered with one another, and forming interference fringes of the diffracted lights on an observational object; and a controlling unit controlling a contrast of the interference fringes by modulating a phase of at least one diffracted light among the diffracted lights in a predetermined pitch.