Abstract: An optical film having high anti-glare properties and favorable fingerprints wiping off properties is provided. The optical film has a first surface, and a second surface which is a surface opposite to the first surface, wherein the optical film comprises an anti-reflection layer and an anti-glare layer in this order from the first surface to the second surface, the first surface has a profile of depressions and projections, the first surface has an arithmetic mean height Sa of 0.05 ?m or more specified in ISO 25178-2:2012, and the first surface satisfies the relation represented by the following Expression 1: Sw×Vmp?2.00 (Expression 1) wherein “Sw” represents a tilt angle (degrees) of 30 ?l pure water droplet flowing down on the first surface; and “Vmp” represents a value of a peak material volume (ml/m2) of the first surface specified in ISO 25178-2:2012.

Abstract: An optical lens sequentially includes, from an object side to an image side, a first lens having a negative focal power, a second lens having a negative focal power; a third lens having a positive focal power, a fourth lens having a negative focal power, a fifth lens having a negative focal power, a sixth lens having a positive focal power, and a seventh lens having a negative focal power. The optical lens satisfies the following relation: ?5<f2/f1<15, maximum optical distortion ?10%. Where, f1 is a focal length of the first lens, and f2 is a focal length of the second lens.

Abstract: An optical lens assembly includes: a diaphragm, a zoom lens group, a light deflecting assembly and a compensating lens group sequentially arranged along an optical axis and from an object side to an imaging plane. The optical axis comprises a first optical axis segment between the diaphragm and the light deflecting assembly, and a second optical axis segment between the light deflecting assembly and the compensating lens group. The zoom lens group is located on the first optical axis segment, and the first optical axis segment is different from the second optical axis segment. The optical lens assembly may be incorporated in a camera unit and an electronic device.

Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens disposed in order from an object side, wherein the imaging lens system satisfies conditional expressions of 0.23 mm/°<D1/HFOV<0.35 mm/° and 0.15<ImgH/TTL<0.20, where D1 is an effective diameter of the first lens, HFOV is a field of view of the imaging plane in a horizontal direction, ImgH is a height of the imaging plane, TTL is a distance from an object-side surface of the first lens to the imaging plane.

Abstract: Apparatus for and method of aligning optical components such as mirrors to facilitate proper beam alignment using an image integration optical system is used to integrate images from multiple optical features such as from both left mirror bank and right mirror bank to present the images simultaneously to the camera system. A fluorescent material may be used to render a beam footprint visible and the relative positions of the footprint and an alignment feature may be used to align the optical feature.

Abstract: The present disclosure relates to a microscopic imaging system for three-dimensional imaging An optical system is provided for focusing illumination light generated by a light source to form a plurality of foci within an object. The optical system is further configured so that the foci, when seen relative to an optical axis of the optical system along which the illumination light is incident on the object, are mutually displaced from each other in an axial direction and mutually displaced from each other in a lateral direction. The optical system and/or a detector system are configured to compensate for the displacement along the axial direction so that for each of the foci, a light receiving portion of the detector system which receives a portion of the detection light is substantially located at a position which is optically conjugate to at least a portion of the respective focus.

Abstract: A liquid lens control device according to one embodiment comprises: a liquid lens in which a liquid interface is controlled in response to a plurality of individual voltages applied to each of a plurality of individual electrodes; a control unit for controlling the plurality of individual voltages; and a compensation unit for compensating for characteristics of at least one individual electrode from among the plurality of individual electrodes. The characteristic compensated for by the compensation unit can be the position of the interface according to the individual voltage applied to the individual element. The compensation unit can perform the compensation by using a first ADC value acquired when a first voltage is applied to each of the plurality of individual electrodes, and a second ADC value acquired when a second voltage that differs from the first voltage is applied to each of the plurality of individual electrodes.

Abstract: A polarizing plate having excellent optical properties includes: a transparent substrate that is transparent to light in a used wavelength band; grid-shaped protrusions arranged on the transparent substrate at a pitch shorter than the wavelength of light in the used band, extending in a predetermined direction, and has a reflective layer and a reflection control layer; and a groove which is recessed between the grid-shaped protrusions and whose width in a direction orthogonal to the predetermined direction is reduced to zero in the depth direction. This improves transmittance and reflectance properties, thereby achieving excellent optical properties.

Abstract: The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having negative refractive power; a first prism including an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface of the first prism and the optical axis being 45°; a stop; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having positive refractive power; a fifth lens having negative refractive power; and a second prism including an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface of the second prism and the optical axis being 45°. A total effective focal length f and a maximum field-of-view FOV of the optical imaging lens assembly satisfy: 2.50 mm<f*tan2(FOV/2)<4.00 mm.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system; and a spacer disposed between the sixth and seventh lenses, wherein the optical imaging system satisfies 0.5<S6d/f<1.4, where S6d is an inner diameter of the spacer, f is an overall focal length of the optical imaging system, and S6d and f are expressed in a same unit of measurement.

Abstract: A method for operating a surgical microscope having a camera is described. The method includes the following steps: a code that is able to be captured in a set frequency range is introduced into the field of view of the camera, at least one image which includes the code is captured via the camera, an evaluation device is used to identify the code and compare the latter to set features of a code required to activate at least one function, and if the identified code has the set features, the activation of the function is authorized.

Abstract: A lens driving device is described that includes a base in which metal members are embedded, a circuit board arranged on the base, and suspension wires electrically connected to driving sources for moving the lens body with respect to the base. The metal members are electrically joined and fixed to the circuit board and the suspension wires at positions different from each other when viewed from an up-down direction.

Abstract: A zoom optical system includes a first lens group, a position of which with respect to an imaging plane is adjustable, and including first and second lenses. The zoom optical system also includes a second lens group of which a position with respect to the imaging plane is adjustable and includes third to fifth lenses. The zoom optical system further includes a third lens group including a sixth lens. An object-side surface of the first lens is convex.

Abstract: The present disclosure relates to a prism apparatus, and a camera apparatus including the same. The prism apparatus according to an embodiment of the present disclosure may include: a prism configured to reflect input light toward a first reflected direction; a first actuator configured to change an angle of the prism about a first rotation axis to change the first reflected direction based on a first control signal; a lens configured to output the light reflected by the prism toward a second reflected direction; and a second actuator configured to change an angle of the lens about a second rotation axis to change the second reflected direction based on a second control signal. Accordingly, it is possible to implement the optical image stabilization (OIS) for the prism.

Abstract: An optical system including one or more optical lenses, at least one retarder layer, a reflective polarizer, and a partial reflector is provided. The at least one retarder layer may include first and second retarder layers having different wavelength dispersion curves. The at least one retarder layer may include a first retarder layer having a non-uniform fast axis orientation and/or a non-uniform retardance.

Abstract: A display assembly includes a curved display having pixels, a front cover, a curved lenticular lens array disposed between the display and the front cover, and a blinker film disposed between the curved lenticular lens array and the front cover, the blinker film and the curved lenticular lens array defining an air gap between the blinker film and the curve lenticular lens array.

Abstract: A color conversion panel includes: a substrate defining a first surface through which external light is incident to the substrate and a second surface which is opposite to the first surface and through which the external light exits the substrate; a reflective polarization film at the first surface of the substrate; and at the second surface of the substrate, a first color conversion layer and a second color conversion layer each on the second surface of the substrate; a polarization layer on the first color conversion layer and the second color conversion layer; and a planarization layer between the polarization layer and the first color conversion layer and between the polarization layer and the second color conversion layer.

Abstract: The present disclosure discloses an optical imaging system, comprising, sequentially along an optical axis from an object side to an image side, a prism, a diaphragm, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens, where each of the first lens to the seventh lens has a refractive powers. The prism reflects light incident to the prism along a first direction, to cause the light to emerge from the prism along a second direction. The diaphragm to the seventh lens are sequentially disposed from the prism to the image side along the second direction. The second lens has a positive refractive power, and an image-side surface of the second lens is a concave surface. The third lens has a negative refractive power. The fourth lens has a negative refractive power, and an image-side surface of the fourth lens is a concave surface. The fifth lens has a positive refractive power.

Abstract: The present disclosure relates to a technical field of optical lenses, and discloses a camera optical lens. The camera optical lens includes six lenses. An order of the six lenses is sequentially from an object side to an image side, which is shown as follows: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a negative refractive power, a fifth lens having a positive refractive power, and a sixth lens having a negative refractive power. The camera optical lens provided by the present disclosure has excellent optical characteristics, and further has characteristics of large aperture, wide-angle, and ultra-thin, especially suitable for mobile phone camera lens assemblies and WEB camera lenses, which are composed of camera components having high pixels, such as CCD and CMOS.

Abstract: An optical driving mechanism is provided, including a movable portion, a fixed portion, a driving component and a first stopper component. The movable portion is configured to connect an optical element. The movable portion is movable relative to the fixed portion. The driving component is configured to drive the movable portion to move relative to the fixed portion. The first stopper component is configured to limit the range of movement of the movable portion relative to the fixed portion.