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7595011 |
Stabilized electrochromic media
Disclosed are compositions, which are stabilized against degradation and yellowing during exposure to ultraviolet light by the presence of certain hindered amine additives, a method of stabilizing...
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7573630 |
Photochromatic effect for polycarbonate glazing applications
A window assembly having photochromatic properties is described. The window assembly includes a substrate being adjacent to a coating. A photochromatic film is located between the substrate and the...
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7570411 |
Optical limiter having trimetallic nitride endohedral metallofullerence films
An exemplary optical limiter device ( 100 ) has an optically transmissive substrate ( 102 ) and a layer ( 104 ) on a first surface ( 106 ) of the substrate, the layer having a trimetallic nitride...
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7551340 |
Optical element, optical device, mobile information terminal, and manufacturing method
A microlouver has, as a basic unit, a light-controlling layer in which a light-absorbing layer and a transparent layer are laminated together, and a plurality of basic units L and S comprising a...
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7547402 |
Flexible foil moveable by means of light
A flexible foil which is moveable by light includes a dye which is capable of changing shape when absorbing light of a predetermined wavelength. The dye is dispersed in the foil such that, near at...
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7525711 |
Actively tunable electromagnetic metamaterial
In one general aspect, a tunable electromagnetic metamaterial as described herein includes a substrate and an array of split ring resonators formed on the substrate. At least one of the split ring...
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7508562 |
Multi-beam scanning optical system
A multi-beam scanning optical system configured to scan a plurality of laser beams on a scanned surface in a predetermined scanning direction includes a light source emitting a plurality of laser...
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7457024 |
Image display device
The image display device of the present invention includes: a display layer that comprises a photochromic compound and whose regions, which have been irradiated with visible light, can be optically...
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7443561 |
Deep quantum well electro-absorption modulator
Double well structures in electro-absorption modulators are created in quantum well active regions by embedding deep ultra thin quantum wells. The perturbation introduced by the embedded, deep...
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7441893 |
Layered product and method of producing the same
A layered product comprising an optical substrate having, on at least one surface thereof, a photochromic surface layer constituted by a resin in which a photochromic compound is dispersed, and an...
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7414767 |
Semiconductor optical device and semiconductor optical package using the same
A semiconductor optical device, which includes a semiconductor substrate, an electro-absorption modulator, and at least one optical device is monolithically integrated on the semiconductor...
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7408692 |
Process for producing three-dimensional structure
A process for producing a periodic structure comprises the steps of preparing a working object, the property of which changes in view of a photoreaction caused by an exciting energy, generating a...
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7383062 |
PC card and method of using same
A wireless PC card includes a housing portion including a width and a lens extending substantially the width of the housing portion; a light pipe housed by the housing portion; a substantially flat...
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7355775 |
Photochromic diarylethene-containing coordination compounds and the production thereof
Diarylethene-containing ligands and their coordination compounds are described. The ligands display photochromism with UV excitation, while the coordination compounds display photochromism with...
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7354965 |
Azo compound, colorant-containing curable composition, and color filter and method of producing the same
The present invention provides a novel azo compound, a curable composition comprising a colorant superior in the light-fastness and heat resistance of a dye, pattern-forming characteristics...
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7349138 |
Polarizing, photochromic devices and methods of making the same
Provided is a composite optical element including:
a substrate; an at least partially ordered polymeric sheet connected to at least a portion of the substrate; and at least one thermally...
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7289257 |
Molded laminate for optical use
A polarizing sheet (A) includes a polarizing film ( 2 ) and cellulose triacetate films ( 6, 6 ′) bonded to opposing surfaces of the polarizing film ( 2 ) with adhesive layers ( 4, 4 ′)...
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7259902 |
Reflective light control element with diffusible reflecting surface
A reflective photochromic element having a diffuse reflective surface is provided. A diffuse reflection type photochromic element has a transparent thin film having surface irregularities formed on...
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7258822 |
Organic nonlinear optical material and nonlinear optical element using the same
The present invention provides an organic nonlinear optical material including an organic compound having nonlinear optical activity dispersed in or bonded to a polymer binder, wherein the material...
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7237893 |
Light adjustable lenses capable of post-fabrication power modification via multi-photon processes
The invention relates to novel photoinitiators and their use in light adjustable compositions. The initiatives comprise two or more multiphoton chromophores linked by a bridging compound. The...
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7177061 |
Semiconductor optical modulator having a quantum well structure for increasing effective photocurrent generating capability
An optical modulator comprises a first waveguide layer and a barrier layer, and a quantum well layer sandwiched between the first waveguide layer and the barrier layer, where the quantum well layer...
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7169334 |
Optical information recording medium
A compound constructed by N (N is an integer of 2 or more) kinds of phases containing at least one kind of elements selected from a group consisting of Co, Ti, V, Cr, Mn, Fe, Ni, Si, Pb, Bi and Al....
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7136209 |
Light modulators
Apparatus and systems may include a pair of coupling lenses to send light to, and to receive light from, a pair of light modulators.
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7101497 |
Photochromic material and color dose meter using the same
To detect an irradiated radiation efficiently, so that the dose can be measured with high sensitivity. A photochromic material comprising an illuminant(s) which emits a light when irradiated with a...
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7098290 |
Method of preparing an optical polymerizate
The present invention is directed to a novel method of preparing a polymerizate, which includes the step of polymerizing a two-component composition, which includes: a first component containing at...
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7087698 |
Method of preparing an optical polymerizate
The present invention is directed to a novel method of preparing a polymerizate, which includes the step of polymerizing a two-component composition, which includes: a first component containing at...
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7005186 |
Damage resistant and tolerant optical materials
A new damage resistant and tolerant optical element is disclosed. Prior art solid or liquid host matrices are replaced by a soft crosslinked polymer or similar host material. The viscoelastic...
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6999220 |
Device exhibiting photo-induced dichroism for adaptive anti-glare vision protection
A device ( 100, 140, 150 ) for differentially absorbing light, depending on the state of linear polarization of the light, is disclosed. This polarizing effect is induced and controllable by the...
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6998072 |
Photochromic polymerizable compositions
Described is a polymerizable composition of a photochromic amount of at least one photochromic compound, at least one material having at least one carbonate group and at least one hydroxyl group,...
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6985274 |
Modulatable reflector
A radiation reflecting element ( 34 ), more particularly a so-called triple prism or a retro-reflector, is provided with a photonic element on a surface serving either for the passage of an...
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6933325 |
High index curable photochromic composition and its process
A high refractive index, curable, synthetic resin composition comprising a core resin composition composed of a mixture of ethylenically unsaturated compounds, and an initiation system containing...
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6894820 |
Non-linear increase in photosensitivity of photorefractive materials
A method of and/or device for writing to an optical modulator using electromagnetic write beams, the modulator having a photorefractive converter body in which the space-modulated write beam may...
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6863844 |
Photochromic matrix compositions for use in ophthalmic lenses
Photochromic compositions are disclosed herein. The compositions comprise mixtures of methacrylate monomers, which when polymerized, provide a polymer matrix that exhibits improved fading...
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6853471 |
Photochromic synthetic resin object with permanently increased contrast
A photochromic synthetic resin (i.e., plastic) object characterized by a permanently increased contrast relative to the contrast of prior art photochromic synthetic resin objects, such that the...
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6791732 |
Systems and methods for altering the propagation of optical signals within optical media
Optical modulators are provided. A representative optical modulator includes an optical medium that is adapted to propagate optical signals. An array of lattice sites are arranged in the optical...
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6781733 |
Optical film and liquid crystal display using the same
An optical film comprising microlenses, a light shield layer and a light diffusion layer, wherein, for example, the light transmittance passing through the light shield layer is modulated depending...
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6738203 |
Optical power limiting material
A main object of the present invention is to provide a novel optical power limiting material of high performance being less susceptible to damages caused by heat occurring when an intensified laser...
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6707588 |
Photonic crystal device
A photonic crystal device including a method of forming the photonic crystal device is provided wherein the photonic crystal device comprises a first medium having a thickness and periodically...
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6698883 |
Curable composition and photochromic cured article
A photochromic cured product exhibiting excellent photochromic properties such as a high color density and a high fading rate, as well as excellent base material properties such as a high hardness...
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6683709 |
Photochromic pyran compounds
Photochromic pyran compounds and their use in synthetic resin objects of all types, especially for ophthalmic applications, particularly spiro compounds having a fluorene structure derived from...
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6671097 |
Polymeric photonic band gap materials
A polymeric photonic band gap structure can be defined by a block copolymeric species, a mixture of homopolymers, or a combination optionally with appropriate dielectric contrast enhancing...
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6639712 |
Method and apparatus for configuring and tuning crystals to control electromagnetic radiation
A method and apparatus for configuring and tuning a crystal by selectively controlling a fluid supplied to a plurality of nodes within a substrate. The apparatus comprises a substrate having at...
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6631021 |
Polyfunctional thiirane compounds
Describes novel polyfunctional thiiranes. Also described are polymerizable compositions comprising such novel polyfunctional thiiranes, and polymerizates, e.g., optical lenses, prepared therefrom....
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6624922 |
Electro-optic device for adding/subtracting optical signals
An electro-optic interconnect for use with optical signals and a probe beam is disclosed. A plurality of first optoelectronic detectors responds to an optical signal and develops a plurality of...
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6620863 |
Optical element of light limiting dopant distributed in viscoelastic host material
A damage resistant and tolerant optical element is disclosed. Prior art solid or liquid host matrices are replaced by a soft crosslinked polymer or similar host material. The viscoelastic...
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6580540 |
Time compensation architectures for controlling timing of optical signals
A time compensation architecture for use with a plurality of optical signals is disclosed. It comprises means for receiving the plurality of optical signals, optical means for selectively delaying...
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6556336 |
Optical laser light limiter
Inorganic crystals having one or more species of dopant ions which are photo-reactive are used as visible and or infrared light optical limiters to protect against laser radiation exposure while...
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6522448 |
Optical element
An optical element has a small reflection loss of light on a boundary surface between a photonic crystal and the normal medium. The optical element includes: a normal medium region having a first...
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6522447 |
Optical limiting device and method of preparation thereof
Optical limiting device and method of preparation thereof. The optical limiting device includes a transparent substrate and at least one homogeneous layer of an RSA material in polyvinylbutyral...
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6493128 |
Chromogenic window assembly construction and other chromogenic devices
A chromogenic window panel assembly, and a chromogenic skylight each includes an outer panel and a chromogenic member having an optical property which varies according to an applied signal. A...
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