Abstract: The disclosure relates to an interferometer element for use in a spectrometer which includes a micromechanical Fabry-Perot filter element, which has at least a first mirror element, a second mirror element, and a third mirror element. Each of the first mirror element, the second mirror element, and the third mirror element are arranged in series in an optical path of the interferometer element, and at least one of a first distance between the first and second mirror elements, and a second distance between the second and third mirror elements is modifiable.

Abstract: A electronic component including a first protective layer covering the substrate and the conductive tract, a second protective layer covering at least a portion of the first protective layer, wherein the second protective layer includes Parylene, and a third protective layer covering at least a portion of the second protective layer.

Abstract: The present disclosure provides an array substrate and a method for fabricating the same, a method for detecting alignment accuracy, and a liquid crystal display panel, wherein a dummy color resist unit is disposed on a periphery of a display area of a substrate, and a side or a center point of the dummy color resist unit is designed to be at a predetermined distance from an adjacent signal line. Therefore, it is only necessary to measure a distance between the side or the center point of the dummy color resist unit and a signal line adjacent to it, and compare the measured distance with the predetermined distance to estimate alignment accuracy of color resist units. It is not necessary to dispose detection units in a non-display area of the array substrate so that an area of the non-display area can be reduced to achieve ultra-narrow frame design.

Abstract: A spectrometer assembly is provided having an optical transmission filter including a stack of continuous, non-patterned alternating dielectric and metal layers. Angle-dependent transmission wavelength shift of the optical transmission filter with continuous metal layers is small e.g. in comparison with multilayer dielectric filters, facilitating size reduction of the spectrometer assembly.

Abstract: A sensor device including one or more sensor elements and one or more optical filters is provided. The one or more optical filters each include a plurality of dielectric layers and a plurality of metal layers stacked in alternation. The metal layers are intrinsically protected by the dielectric layers. In particular, the metal layers have tapered edges that are protectively covered by one or more of the dielectric layers.

Abstract: A birefringent filter includes an EM directing element in optical alignment with a first surface of the birefringent plate. A polarimetric imager includes a birefringent filter including a birefringent plate formed of a birefringent material and an EM directing element in optical alignment with a first surface of the birefringent plate. The imager further includes a detector in optical alignment with a second surface of the birefringent plate. A projection system includes an EM directing element and a birefringent filter. The filter includes (1) a birefringent plate formed of a birefringent material and having a first surface in optical alignment with the emissions source, and (2) an EM directing element in optical alignment with a second surface of the birefringent plate.

Abstract: The invention relates to an assembly and method for detecting laser radiation which hits a disc (20, 28) sealing an opening (16, 18) of an enclosure, wherein at least one sensor (22) detecting the radiation is aligned having the radiation sensitive region (24) thereof on a circumferential edge section (26) of the disc, which is designed to be radiation-conducting. In order to enable secure monitoring both of the disc and of the enclosure, without a plurality of sensors being required, according to the invention, the enclosure has two walls (12, 14) spaced apart from each other and having openings (16, 18) which are sealed by the disc (20), the disc (20, 28) is arranged between the walls at the edge and the sensor (22) is arranged having the sensitive region (24) thereof between the walls, spaced apart from the disc or within an opening of the disc.

Abstract: The present invention provides a color filter and a manufacturing method thereof. The method includes steps of: coating a first material layer on a substrate and patterning it to have first photoresists, first filter portions and first spacer portions; coating a second material layer on the substrate and patterning it to have second photoresists, second filter portions and second spacer portions; and coating a third material layer on the substrate and patterning it to have third photoresists, third filter portions and third spacer portions; and the first, the second, the third filter portions are correspondingly overlapped with each other, and the first, the second, the third spacer portions are correspondingly overlapped with each other.

Abstract: An object of the present invention is to provide: a color material dispersion liquid which is able to form a coating film with high luminance, excellent heat resistance and excellent light resistance; a color resin composition for color filters, which is able to form a color layer with high luminance, excellent heat resistance and excellent light resistance; a color filter formed with the color resin composition for color filters; a liquid crystal display device having the color filter; and an organic light-emitting display device having the color filter. Disclosed is a color material dispersion liquid comprising a color material represented by the following general formula (I), a dispersant, and a solvent having a solubility of the color material of 0.1 (mg/10 g solvent) or less at 23° C., wherein molybdenum and tungsten are contained in a polyoxometalate anion in the color material, and a molar ratio between the molybdenum and the tungsten is 0.4:99.

Abstract: A method and system for enhanced viewing of a display device is disclosed in this application. In some implementations, a method and system for improving a perceived contrast of a screen of a display device is disclosed. Some implementations may also relate to a method and system for privately viewing content displayed on a screen.

Abstract: A color filter and a manufacturing method thereof are provided, in which a stacked structure composed of several color film layers having different colors is formed in a non-transmitting partitioning region of the color filter in such a way that the stacked structure can prevent light from passing through the color filter via the partitioning region.

Abstract: Systems for generating uniform monochromatic electromagnetic radiation that include an electromagnetic radiation source and a bandpass filter assembly to filter electromagnetic radiation emitted by the electromagnetic radiation source. The systems also include an optical integrating sphere to receive the filtered electromagnetic radiation and to uniformly scatter the filtered electromagnetic radiation within the optical integrating sphere, wherein the optical integrating sphere comprises an output to emit the uniformly scattered, filtered electromagnetic radiation.

Abstract: A method and structure for terminating an optical fiber are disclosed that provide an optical fiber termination structure with a small volume and very low return loss, even when the termination is in close proximity to reflective surfaces. In one example embodiment, the optical fiber termination reduces reflections into the one or more cores to a return loss of ?70 dB or less regardless of the presence of surfaces proximate the optical fiber termination. At the same time, a length of the optical fiber termination is less than 5 mm and a largest transverse dimension of the optical fiber termination is less than 325 um. The optical fiber termination is useful in fiber sensing applications in general and is particularly effective for terminating a multi-core fiber used in a distributed shape sensing application.

Abstract: An impingement angle-independent wavelength-specific limiter includes a stack of wavelength-specific limiters configured to limit impinging light having a plurality of different wavelengths. The stack includes a plurality of wavelength-specific limiters. Each one of the plurality of wavelength-specific limiters is activated by a corresponding wavelength of the impinging light and is configured to limit the corresponding wavelength of the impinging light.

Abstract: An apparatus includes a first flexible material that has a first area with a first texture that produces a first predetermined amount of diffusion of a beam of light, where the first texture produces at least some diffusion in the beam of light. The apparatus also includes a second flexible material attached to a first portion of the first area, where the second flexible material reduces the amount of diffusion of the beam of light produced by the first texture of the first portion of the first area. A light fixture includes a light fixture and the first flexible material coupled to a scrolling mechanism. The scrolling mechanism is operable to position a selected area of the first flexible material such that a beam of light from the light source passes through a first area of the first flexible material.

Abstract: The present invention relates to a display (10) comprising a vertical stack of at least two different color absorbing layers (14) of pixels (18). The display is characterized in that the pixel resolution of at least two of the layers is different. The present invention also relates to a display system (50) comprising such a display and a method for controlling such a display.

Abstract: A decorative feature for a transparent surface is disclosed. The decorative feature for a transparent surface includes a plurality of decorative elements. Each element includes a main body having at least one substantially planar first portion or lens which at least partially allows the transmission of light. The decorative elements are interconnectable to form an assembly and the installed assembly includes a plurality of layers of lenses. The plane of each lens is substantially parallel to the plane of the transparent surface.

Abstract: A color filter array is provided that is capable of implementing full color with improved light-emitting efficiency and color coordinate values from a mixed light of blue and red, and an organic light-emitting display device using the same. A color filter array receiving a mixed light of blue wavelength light and red wavelength light to implement full color according to an embodiment of the invention comprises a red filter, a green filter, and a blue filter. The red filter includes a first color conversion material for converting the blue wavelength light into green light and red light and a green blocking material for blocking the green light. The green filter includes a second color conversion material for converting the blue wavelength light into green light and red light and a red blocking material for blocking the red light. The blue filter includes a red blocking material for blocking the red wavelength light.

Abstract: A process for producing a color conversion filter uses an ink jet recording method, which can form a color conversion layer at a desired position without the need to separately form partition walls, and a process for producing an organic EL display. The process for producing a color conversion filter includes forming a black matrix having a plurality of opening parts on a transparent substrate, forming at least two types of color filter layers independently of each other on a black matrix to which dissimilar color filter layers are adjacent, to form a partition wall, at least two of the color filter layers being superimposed on top of each other, and forming a color conversion layer by ink jet recording onto at least one of the color filter layers.

Abstract: A display screen including an optical element and a chromaticity improving layer is provided. A light transmittance of the optical element to visible light having short wavelengths is lower than a light transmittance to visible light having long wavelengths. A light transmittance of the chromaticity improving layer to visible light having short wavelengths is higher than a light transmittance to visible light having long wavelengths. A display device using the display screen is also provided.

Abstract: An impingement angle-independent wavelength-specific limiter includes a stack of wavelength-specific limiters configured to limit impinging light having a plurality of different wavelengths. The stack includes a plurality of wavelength-specific limiters. Each one of the plurality of wavelength-specific limiters is activated by a corresponding wavelength of the impinging light and is configured to limit the corresponding wavelength of the impinging light.

Abstract: A process for producing a color conversion filter uses an ink jet recording method, which can form a color conversion layer at a desired position without the need to separately form partition walls, and a process for producing an organic EL display. The process for producing a color conversion filter includes forming a black matrix having a plurality of opening parts on a transparent substrate, forming at least two types of color filter layers independently of each other on a black matrix to which dissimilar color filter layers are adjacent, to form a partition wall, at least two of the color filter layers being superimposed on top of each other, and forming a color conversion layer by ink jet recording onto at least one of the color filter layers.

Abstract: A color mixer for producing a colored beam of light in combination with a light source. The color mixer includes a plurality of color media configured to pass a light beam such that the color media may be repositioned relative to one another to produce a color mixing effect resulting in many available combinations of color and hue.

Abstract: A rainbow wheel that colors light that is passed therethrough. The wheel can be formed using a photolithographic process. Another supermagenta wheel can be used to increase the number of colors that can be obtained.

Abstract: A color filter includes a transparent substrate, a transparent conductive layer, a plurality of filter layers, and a plurality of bumps. The filter layers are disposed between the transparent substrate and the transparent conductive layer, and the bumps are disposed on a plane of the transparent conductive layer. A sheet resistance of each of the bumps is above 1014?/?, and an optical density (OD) of each of the bumps is above 1.5.

Abstract: An optical low-pass filter is constituted with a liquid crystal substrate including a layer of liquid crystal. The optical low-pass filter includes: a first liquid crystal part in which the liquid crystal is aligned along a first direction; and a second liquid crystal part in which the liquid crystal is aligned along a second direction different from the first direction. The first liquid crystal part and the second liquid crystal part are disposed in an alternately repeated fashion.

Abstract: An optical apparatus which is capable of preventing degradation of image quality caused by an ND filter. The optical apparatus incorporates an aperture stop having an aperture variable in size, and an ND filter movable with respect to the aperture of the aperture stop, an actuator that drives the ND filter, and a controller that controls the actuator. The ND filter includes a part having a size that can fully cover a first aperture that is the aperture with the aperture stop being narrowed. The controller controls the actuator so that the ND filter is moved without a halt between a first position where the part is retracted with respect to the first aperture with the aperture stop being narrowed, and a second position where the part fully covers the first aperture in any stop operation.

Abstract: A rainbow wheel that colors light that is passed therethrough. The wheel can be formed using a photolithographic process. Another supermagenta wheel can be used to increase the number of colors that can be obtained.

Abstract: A color filter includes a transparent support, a first color layer formed on the support, which includes stripe-shaped first color pixel formation sections and second-and-third color pixel windows arranged at predetermined intervals along a first direction, respectively, a second color layer formed to overlap with the first color layer, in which the second color layer having stripe-shaped second color pixel formation sections and first-and-third color pixel windows arranged at predetermined intervals along the first direction, respectively, and a third color layer having island-shaped third color pixel formation sections apart from each other.

Abstract: Disclosed a color filter for a liquid crystal display device, which exhibits a color filter contrast of 9000 or more and includes a transparent substrate, and a plurality of color layers exhibiting different color from each other and formed on the transparent substrate, wherein each of the color layers is a cured film of a color resin composition containing a polymer composition obtained through a copolymerization of styrene and an unsaturated carboxylic acid-containing monomer, a content of the styrene in the polymer composition being confined to a range of not less than 75 mol. % and less than 95 mol. %, and a retardation in a thickness direction “Rth” of each of these color layers is confined within a range of 0 nm to ?10 nm.

Abstract: A process for producing a color conversion filter uses an ink jet recording method, which can form a color conversion layer at a desired position without the need to separately form partition walls, and a process for producing an organic EL display. The process for producing a color conversion filter includes forming a black matrix having a plurality of opening parts on a transparent substrate, forming at least two types of color , filter layers independently of each other on a black matrix to which dissimilar color filter layers are adjacent, to form a partition wall, at least two of the color filter layers being superimposed on top of each other, and forming a color conversion layer by ink jet recording onto at least one of the color filter layers.

Abstract: A diaphragm device with which individual wavelengths or ranges of wavelengths in the path of a beam of spectrally dispersed light can be suppressed. Such a diaphragm device comprises at least one array of diaphragms, wherein the individual diaphragms of the array are arranged in a definite relation to each other and may be coupled in the path of the beam and each diaphragm of the array in the coupled state is arranged in a given relation to an individual wavelength or a range of wavelengths.

Abstract: A display device comprises revolving coloured wheels, so as to generate a periodic coloured beam, and an imager which modulates the coloured beam as a function of a received video signal. The coloured beam (8) takes successively at each period a plurality of primary colours in synchronism with the images generated by the imager for each primary colour. By adjustment of the relative position of the coloured wheels, it is possible to modify the hue of the primary colours so as to best match them to the received video signal.

Abstract: A method for designing a first optical filter, exhibiting a first filter performance satisfying a first preset criterion, and a second optical filter, exhibiting a second filter performance satisfying a second preset criterion, includes providing initial first and second filter designs for the first and second optical filters, respectively, as first and second ordered stacks of layers, respectively. A pair of layers, including a first layer, characterized by a first thickness, and a second layer, characterized by a second thickness, is selected from the first and second ordered stacks of layers. The first thickness is constrained to a first constrained thickness that is a positive integer multiple of the second thickness to yield a constrained first filter design. A predicted performance of the constrained first filter design is determined and compared with the first preset criterion for one of accepting and rejecting the constrained first filter design.

Abstract: A flexible medium for a scrolling color changer and method of making thereof. The medium is made by applying an ink using a Meyer Rod which has varying cell lengths along its length. This leaves varying size cells of ink at different locations along the length of the medium. The ink has special characteristics whereby its evaporation rate and viscosity are carefully controlled. The viscosity is such that an amount of levelling will occur will be equal to the distance between any cells, but that cell to cell levelling will not, in general, occur.

Abstract: An optical filter capable of removing an unnecessary component of incident light. The optical filter has a transparent body of a flat plate-like shape. A plurality of filtering layers, each that separate an unnecessary polarization component of incident light from a necessary polarization component, are formed within the transparent body in series and at uniform intervals with an angle inclination relative to the travel direction of incident light. A plurality of light-absorptive layers are formed within the transparent body in series and at uniform intervals between the filtering layers to absorb an unnecessary component reflected by the filtering layers.

Abstract: A tunable spectral filtration device comprises at least one optical filter for intersecting a first path of converging or diverging light comprising an axis at a first angle of incidence and at least one device positioned to enable a second path of the converging or diverging light to pass through the at least one optical filter at a second angle of incidence. The optical filter comprises at least one coating and is tiltable over a plurality of angles with respect to the axis. The first angle of incidence is opposite in sign to the second angle of incidence, such that the positioning of the at least one optical filter and the at least one device substantially cancels angle-of-incidence dependent spectral broadening and/or polarization dependent spectral broadening of the converging or diverging light.

Abstract: Film stacks and displays incorporating the same are described.

Abstract: An optical spectrum equalizer and method, for modifying the output of a source of optical radiation. One or more optical filters are arranged in series in the path of the source. At least one filter defines a spatially-varying filter function. The position of at least one filter relative to the source is adjusted so that the filters together, as a whole, equalize the source spectrum by reducing the relative power of the source output at one or more of its wavelengths.

Abstract: A filter for a plasma display includes: a transparent substrate having a first surface and a second surface opposite to the first surface; a first external light shielding layer having a first pattern disposed on the first surface of the transparent substrate and having a mesh structure to shield electromagnetic waves and external light and a filter layer covering the first pattern and the first surface of the transparent substrate; a second external light shielding layer having a second pattern corresponding to the first pattern and formed on the filter layer to shield external light and an overcoating layer covering the second pattern and the filter layer; and a third external light shielding layer having a third pattern corresponding to the second pattern and formed on the overcoating layer to shield external light and a hard coating layer covering the third pattern to protect the third pattern.

Abstract: A display device and an electrical apparatus are disclosed. The display device comprises a first substrate, an optical enhance layer, a display layer, a first electrode and a second electrode. The first substrate includes a plurality of pixel areas. The optical enhance layer is formed on the first substrate and includes a plurality of even structures and a plurality of uneven structures, wherein for each pixel area, one of the even structures corresponds to a portion of the pixel area, and one of the uneven structures corresponds to the rest portion of the pixel area. The first electrode is formed on the optical enhance layer. The display layer is formed on the first electrode. The second electrode is formed on the display layer. The display device is applicable to the electrical apparatus.

Abstract: An ND filter including an alternating layer which is composed of two films being alternately stacked and formed on a transparent substrate, the two films having different refractive indexes, wherein the alternating layer has a substrate-side reflected light attenuating multi-layered film and a transmittance adjusting multi-layered film formed on the transparent substrate in the stated order from the transparent substrate side, and the light absorption amount of the substrate-side reflected light attenuating multi-layered film is set to be 20% or more and 30% or less. Thus, an ND filter having satisfactory front surface reflection characteristics and rear surface reflection characteristics can be stably obtained while the transmittance of 4% or more and 11% or less is maintained with respect to the entire visible region (400 nm or more and 700 nm or less).

Abstract: A diaphragm device with which individual wavelengths or ranges of wavelengths in the path of a beam of spectrally dispersed light can be suppressed. Such a diaphragm device comprises at least one array of diaphragms, wherein the individual diaphragms of the array are arranged in a definite relation to each other and may be coupled in the path of the beam and each diaphragm of the array in the coupled state is arranged in a given relation to an individual wavelength or a range of wavelengths.

Abstract: A Raman spectroscopy system has a filter arrangement comprising two filters (16, 26A) in series, to reject light of the illuminating wavenumber from the scattered light of interest. The filters are tilted and have different characteristics for light of first and second different polarisation states. To counter this, the filters are arranged so that their respective effects on the respective polarisation states at least partially cancel each other out. This may for example be done by arranging their tilt axes (32, 34) orthogonally to each other.

Abstract: An apparatus and methods for converting a monochrome night vision or other electro-optical device into one that provides a sensation of full color, including from red to blue with white and black. The method provides color images from an electro-optical device in which the image data from the electro-optical device contains brightness information of an area being viewed by the device without separate color information. Such a method includes operably coupling an optical channel system to the electro-optical device and configuring the optical channel system and arranging the optical channel system with respect to the electro-optical device so two color informational channels are provided to the viewer, whereby the two informational channels formed by said configuring and arranging of the optical channel system are such that the viewer sees a color image.

Abstract: A color filter is described, including a first color filter layer, a first light absorbing layer, a second color filter pattern and a second light absorbing pattern. The first color filter layer is disposed over a substrate. The first light absorbing layer is disposed between the substrate and the first color filter layer. The second color filter pattern covers a portion of the first color filter layer. The second light absorbing pattern is disposed between the second color filter pattern and the first color filter layer.

Abstract: Systems and methods are disclosed that include overlapping a first portion of a first piece of flexible filter material and a second portion of a second piece of flexible filter material. In these systems and methods, the first and second pieces of flexible filter material produce a desired change in a characteristic of a light beam. These systems and methods can include clamping the first portion and the second portion between a first element and a second element. In addition, these systems and methods can include producing ultrasonic vibrations in the first element that promotes a bond between the first and second piece of flexible filter material.

Abstract: A filter arrangement can transmit and/or reflect light emanating from a moving object so that the emanating light has time variation, and the time variation can include information about the object, such as its type. For example, emanating light from segments of a path can be transmitted/reflected through positions of a filter assembly, and the transmission functions of the positions can be sufficiently different that time variation occurs in the emanating light between segments. Or emanating light from a segment can be transmitted/reflected through a filter component in which simpler transmission functions are superimposed, so that time variation occurs in the emanating light in accordance with superposition of two simpler non-uniform transmission functions. Many filter arrangements could be used, e.g. the filter component could include the filter assembly, which can have one of the simpler non-uniform transmission functions.

Abstract: A multi-mode color filter 400 having an inner hub region 402 used to mount the color filter 400 to a motor shaft. A first track 404 and a second track 406 of color filter segments are formed on the color filter, as is an optional clear track 406. The first and second tracks each have a different set of color filters. One set of filters is chosen to improve image brightness, another set is selected to improve color saturation. Typically, the set of filters used to improve brightness includes one or more clear segments, while the set of filters selected to improve color saturation does not. Depending on the image being projected, the user or the display controller moves the color wheel to select a particular filter set.

Abstract: A rainbow wheel that colors light that is passed therethrough. The wheel can be formed using a photolithographic process. Another supermagenta wheel can be used to increase the number of colors that can be obtained.