Abstract: Polymeric multilayer optical films are described. More particularly, polymeric multilayer optical films having a first optical packet and a second optical packet are described. The second optical packet is disposed on the first optical packet. How the configuration of the layers of the optical packets affect hemispheric reflectivity of the overall film is also described. The polymeric multilayer optical film reflects more than 95% of light from 400 nm to 700 nm at normal incidence.

Abstract: The number of lenses within an objective lens for endoscopes is only three. The objective lens for endoscopes includes, in order from the object side, a first lens which is a single lens having a negative refractive power and a concave surface toward the object side, an aperture stop, and a cemented lens. The cemented lens is formed by cementing one positive lens and one negative lens together. Conditional formulae related to the distance from the surface toward the object side of the first lens to the aperture stop and the Abbe's numbers of the positive lens and the negative lens that constitute the cemented lens are satisfied.

Abstract: The inventive light reflector employs a reflector portion which bears a light reflector and an adjoining attachment portion which is adapted to attach to roadway structures such as Jersey barriers and road stakes using applied mechanical force. By using mechanical force as a way to attach to roadway structures, the present invention avoids having to employ messy adhesives, screws or other complicated fastening methods.

Abstract: The arrangement comprises a filter region (10) filtering electromagnetic radiation and a shielding component (20) inhibiting propagation of electromagnetic radiation. The filter region comprises a central filter region (11) and a separate peripheral filter region (13). The shielding component comprises an aperture (21). The aperture is arranged above the central filter region. The central filter region and the peripheral filter region are optimized for different angles of incidence (?, ?) and provided for measurements by individual sensor regions (18, 19).

Abstract: A method, including illuminating an eye with light from a light source (62) so as to cause a first image (80) of the light source to be formed on a retina (78) of the eye. The method also includes capturing the light returning from the retina with a sensor (148) so as to receive at least a portion of a second image (130) of the first image on the sensor, and analyzing a signal from the sensor in order to determine a gaze direction of the eye.

Abstract: A projector assembling equipment includes a holder and at least one multi-axial adjusting device. The lens module or the light source module is disposed on the holder. The multi-axial adjusting device is connected with the holder to move the holder relative to a reference plane, and the reference plane is used to put the lens module or the light source module which is not held by the holder. The multi-axial adjusting device includes a three-axis adjusting mechanism, a rotary adjusting mechanism and a tilt adjusting mechanism. The three-axis adjusting mechanism is utilized to shift the holder at a first direction, a second direction and a third direction. The rotary adjusting mechanism is disposed on the three-axis adjusting mechanism to rotate the holder at a clockwise direction and a counterclockwise direction. The tilt adjusting mechanism is disposed on the three-axis adjusting mechanism to recline the holder relative to the reference plane.

Abstract: A head-up display includes: a display projecting light; a reflection part reflecting the light; a supported part disposed on the end of the reflection part and including a cylindrical shaft; a support, through which the shaft passes, rotatably supporting the supported part; and an elastic member which has a U-shape cross-section and in which a hole is formed in one end section and a spherical-surface protrusion protruding towards the hole is formed in the other end section that passes through the center axis of the hole. With the supported part supported by the support, the distal end of the shaft passes through the hole, the distal end-side inner circumferential edge of the shaft abuts the protrusion, and the inner surface of the one end section and that of the other end section of the elastic member cause the supported part and the support part to press against each other.

Abstract: An optical lens includes a first lens group and a second lens group. The first lens group includes a first lens, a second lens, and a third lens arranged in sequence from a magnified side towards a reduced side. Refractive powers of the first lens, the second lens, and the third lens are negative, negative and positive respectively. The third lens is a glass lens. The second lens group is disposed between the first lens group and the reduced side. The second lens group includes a fourth lens, a fifth lens, and a sixth lens arranged in sequence from the magnified side towards the reduced side. Refractive powers of the fourth lens, the fifth lens, and the sixth lens are positive, negative and positive respectively. The first lens, the second lens, the fourth lens, the fifth lens and the sixth lens are plastic lenses.

Abstract: There is provided a heat insulating window film disposed on the inside of a window, including at least: a support; and a fibrous conductive particles-containing layer disposed on the support, in which the fibrous conductive particles-containing layer is disposed on a surface of the support on a side opposite to the surface of the window side, and the heat insulating window film contains a near infrared shielding material. The heat insulating window film; a heat insulating window glass; an building material; a window; a building; and a vehicle which are manufactured at low cost, easily manufactured to have a large area, and have excellent visible light transmittance, shielding properties for near infrared light, heat insulating properties, and light resistance are provided.

Abstract: Provided is a zoom lens that may achieve satisfactory optical performance from a wide angle position to a telephoto position and may be miniaturized. The zoom lens includes a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a subsequent group including a plurality of lens groups and having a positive refractive power, wherein the first lens group, the second lens group, and the subsequent group are sequentially arranged from an object side. Since an image plane lens group located closest to an image plane side has a zooming function, a total length of the zoom lens may be reduced.

Abstract: An image display system is provided. The image display system includes a display device; a reflecting unit; a first polarizer disposed between the display device and the reflecting unit; and a second polarizer, wherein the reflecting unit is located between the first polarizer and the second polarizer; wherein a first angle from an absorption axis of the first polarizer to an absorption axis of the second polarizer in counterclockwise direction is between 0±10 degrees.

Abstract: Translating contact lenses which are truncated for correcting presbyopia and whose design is optimized to maximize translation ability while maintaining comfort when the lens is worn on eye. Truncation of the lenses results in a non-round geometry while still retaining under-lid residency in select portions of the lens itself. Maximum thickness and back surface radius of curvature along with ramp shape can be optimized individually or in combination to maximize translation of the lens relative to the eye, when the lens is positioned on eye.

Abstract: An optical imaging system according to the present invention includes, in order from an object side to an image side, a first lens with negative refractive power, a second lens that is a meniscus lens having a convex image-side surface, an aperture stop, a third lens with positive refractive power, and a lens group with positive refractive power. When the center thickness of the first lens is represented as t1, the center thickness of the second lens is represented as t2 and the focal length of the whole system is represented as f, t1/f>1.2 and t2/f>1.2 are satisfied.

Abstract: A mirror reflective element assembly for a vehicle includes an electrically variable reflectance mirror reflective element that includes front and rear substrates with an electrochromic medium disposed therebetween and bounded by a perimeter seal. A perimeter layer is disposed at a second surface of the front substrate proximate a perimeter edge of the front substrate that conceals the perimeter seal from view by a driver of a vehicle. No part of the rear substrate extends beyond any part of the front substrate. At least a portion of the mirror reflector disposed at at least a portion of the third surface of the rear substrate extends from under the perimeter seal outward towards at least a portion of the perimeter edge of the rear substrate. The mirror reflector includes a stack of thin films that includes at least a first metal thin film and a second metal thin film.

Abstract: A manufacturing method for a display panel based on BOA technology is disclosed. The method includes an array substrate, wherein, the array substrate includes a display region and a non-display region; forming a color photoresist layer and a black matrix layer on the array substrate, and in a process of forming the color photoresist layer and/or the black matrix layer, forming a spacer simultaneously. A display panel based on BOA technology is also disclose. In the processes of forming the color photoresist layer and/or the black matrix layer, forming the spacer simultaneously to reduce a process for individually forming the spacer such that the manufacturing processes of the display panel are reduced to decrease the production cost.

Abstract: A transparent wearable data display having a source of collimated light, a deflector for deflecting the collimated light into a scanned beam, and a first of switchable grating elements sandwiched between first and second parallel transparent substrates, which together functioning as a first light guide. A first coupling is provided for directing the scanned beam into a first total internal reflection (TIR) light path of the first light guide along the first array column. The grating elements having diffracting and non-diffracting states, in their diffracting state deflecting light out of said light guide. The grating elements are switchable into their diffracting states one group of elements at a time.

Abstract: The present invention aims to provide a retroreflective material that exhibits high reflective luminance for incident light with a large incident angle, and has excellent retroreflective performance for incident light with a wide incident angle. A retroreflective material includes a support, a fixing resin layer held on the support, transparent microspheres embedded in the fixing resin layer, and a reflective layer provided between the transparent microspheres and the fixing resin layer. In the retroreflective material, the transparent microspheres used have a refractive index of 1.6 to 2.5, and are exposed in air with an exposure ratio of 53 to 70%. The retroreflective material can thus have excellent retroreflective performance for incident light with a wide incident angle.

Abstract: A vehicular rearview assembly with a mirror element having a curved or rounded edge on the first surface that is fully observable from the front of the assembly, a complex peripheral ring, and a user interface with switches and sensors that activate and configure pre-defined function(s) or device(s) of the assembly in response to the user input applied to the user interface. The mirror element is supported by a hybrid carrier co-molded of at least two materials, a portion of which is compressible between the housing shell and an edge of the mirror element. The peripheral ring may include multiple bands. Electrical communications between the electronic circuitry, the mirror element, and the user interface utilize connectors configured to exert a low contact force, onto the mirror element, limited in part by the strength of adhesive affixing the EC element to an element of the housing of the assembly.

Abstract: A polarizer plate includes a base film, an adhesive layer disposed on one surface of the base film, a polarizer protection film disposed on one surface of the adhesive layer, a polarizer disposed on one surface of the polarizer protection film, and a cutting line formed perpendicular to the surface of the base film and configured to divide the polarizer protection film and the polarizer into separate regions.

Abstract: An imaging lens includes first, second, third, fourth, fifth, sixth and seventh lens elements arranged in a sequence from an object side to an image side along an optical axis. Each lens element has an object-side surface and an image-side surface. The object-side of the third lens element has a convex portion in a vicinity of a periphery. The object-side of the fifth lens element has a convex portion in a vicinity of the optical axis and a concave portion in a vicinity of a periphery. The object-side of the sixth lens element has a concave portion in a vicinity of a periphery. All of lens elements having refracting power of the imaging lens are the first, second, third, fourth, fifth, sixth and seventh lens elements.