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7449244 |
Plate made of a glass material for a device of the fireplace insert or stove type
The invention relates to a plate for fireplace insert or stove, or equivalent, formed from at least one substrate made of a glass material comprising at least one reflective coating on at least one...
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7417219 |
Effect of the plasmonic dispersion relation on the transmission properties of subwavelength holes
Using a realistic plasmonic model, an optically thick electrically conductive film with subwavelength hole or holes therein is shown to always support propagating modes near the surface plasmon...
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7405873 |
UV-bandpass filter and application to UV-detecting apparatus or light-emitting apparatus
A UV-bandpass filter for transmitting therethrough light having a wavelength included in a UV-region. The bandpass filter is an optical filter including a thin silver film; wherein the thin silver...
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7405872 |
System and method for filtering electromagnetic transmissions
A combination of filters for filtering selected wavelengths of electromagnetic radiation is provided on a transparent substrate such as a plastic film or glazing of a window. The combination of...
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7362506 |
Ultra-bright light engine for projection displays
A projector incorporating a prism and a plurality of light valves for modulating light that passes though the prism, wherein the color splitting-converging prism includes a dichroic coating having...
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7351448 |
Anti-reflective coating on patterned metals or metallic surfaces
An apparatus and process for coating surfaces of metal or metallic components including providing at least one metal having a patterned outer surface exhibiting an optical reflection greater than...
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7323217 |
Method for making an optical interference type reflective panel
An optical-interference type reflective panel and a method for making the same are disclosed, wherein the display panel has a substrate on which multiple supporting layers are firstly formed. Then,...
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7301703 |
Tunable filter and method of manufacturing the same, and sensing device
A tunable filter including; a fixed substrate provided with a fixed reflecting film and capable of transmitting light having a shorter wavelength than infrared light; a movable substrate provided...
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7298550 |
Dichroic mirror, fluorescence filter set, and fluoroscopy apparatus
The invention provides a dichroic mirror having a transmission characteristic in which a step due to splitting of P-polarized and S-polarized light can be reduced and having a...
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7295368 |
System and methods for filtering electromagnetic visual, and minimizing acoustic transmissions
A combination of filters for filtering selected wavelengths of electromagnetic radiation is provided on a transparent substrate such as a plastic film or glazing of a window. The combination of...
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7283303 |
Conductive anti-reflection coating
A conductive anti-reflection coating has a surface quarterwave layer that is broken up into smaller portions by inserting one or more thin layers of conductive material in the dielectric material....
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7239464 |
Absorption type multi-layer film ND filter
An absorption type multi-layer film ND filter having a substrate and an optical multi-layer member consisting essentially of metal layers each composed chiefly of nickel (Ni) and dielectric layers...
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7224528 |
Optically variable security devices
A security article includes a light transmissive substrate having a first surface and an opposing second surface, with the first surface having an optical interference pattern such as a holographic...
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7224527 |
Reflector and application thereof
An object of the invention is to provide a reflector using a metal thin film layer, particularly a reflector having higher reflectance than in the prior art. Specifically, studies have been made to...
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7215473 |
Enhanced heat mirror films
A heat mirror film containing visible light-transmissive and infrared reflective film comprising a birefringent dielectric multilayer support that reflects at least 50% of light in a band at least...
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7212342 |
Structure of a color filter
An indium tin oxide layer is formed on a glass substrate, and then a silicon nitride layer, an amorphous silicon layer and an n-type silicon layer are sequentially formed on the indium tin oxide...
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7209608 |
Wavelength tunable optical filter
Provided is a Fabry-Perot type wavelength tunable optical filter, comprising a first mirror; a second mirror located over the first mirror; a driving body located over the first mirror, and having...
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7203003 |
Reflective Ag alloy film for reflectors and reflector provided with the same
A reflective Ag alloy film includes a Ag—Bi alloy thin film, and a Bi layer and/or a Bi oxide layer formed on the surface and/or between the Ag—Bi alloy thin film and another layer formed on...
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7199927 |
Optical element and optical add-drop module
In an optical element, a first mirror stack layer is formed on a substrate, and a spacer layer made of a paraelectric material having a secondary electrooptic effect is formed thereon through a...
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7193768 |
Interference display cell
An optical interference display unit with a first electrode, a second electrode and support structures located between the two electrodes is provided. The second electrode has at least a first...
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7184215 |
Multi-channel optical filter
An exemplary embodiment of the invention is an optical filter including a mirror including a plurality of first dielectric layers having a first index of refraction and a plurality of second...
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7177075 |
System and methods for filtering electromagnetic visual, and minimizing acoustic transmissions
A combination of filters for filtering selected wavelengths of electromagnetic radiation is provided on a transparent substrate such as a plastic film or glazing of a window. The combination of...
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7169441 |
Method for making a UV-reflecting interference layer system
There is provided a UV-reflective interference layer system for transparent substrates with broadband anti-reflection properties in the visible wavelength range. The interference layer system...
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7167612 |
Wavelength tunable filter capable of being bidirectionally driven by electromagnetic forces
A wavelength tunable filter capable of being driven such that reflecting mirrors move more distant as well as closer by using the principle that a direction of the electromagnetic forces changes...
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7167309 |
Optical compensation of cover glass-air gap-display stack for high ambient lighting
Apparatus and methods relating to display stacks wherein one or more index matching layers are utilized to minimize reflectance at the boundaries of otherwise adjacent layers. More particularly,...
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7161738 |
Secure document of value and method of manufacturing same
A secure document value includes a sheet-like substrate and a thin film, optically variable security device on the substrate. The security device includes a carrier and a multilayer coating on the...
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7156533 |
Rearview mirror for motor vehicles
A rearview mirror for motor vehicles having a layer substrate and a coating applied onto the back thereof, includes a reflective mirror coating and an intermediate layer, which may be made of a...
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7149032 |
Anti-glare film
The present invention provides a Fresnel lens sheet capable of successfully avoiding the “collapse”, “abrasion” and “moiré” problems. A Fresnel lens sheet constitutes, together with a...
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7119959 |
Optical film
A film for optical applications which effectively prevents reflection of light on the surface of image display devices such as PDP, CRT and LCD, exhibits excellent scratch resistance and...
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7116483 |
Distributed bragg reflector and method of fabrication
A distributed Bragg reflector and a method of fabricating the same incorporates a support for supporting the gaps against collapse. The method includes forming a plurality of alternating structure...
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7113338 |
Thin-film structure and method for producing the same
A thin-film structure includes plate-shaped metals or plate-shaped structures in which a plate-shaped metal and a plate-shaped dielectric are in contact. The plate-shaped metal or structures are...
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7111950 |
Method for forming a metallic mirror surface on a receiving surface
A method for forming a metallic mirror surface on a receiving surface is shown. The method comprises the steps of: cleaning the underlay surface; spraying on the receiving surface an activating...
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7106516 |
Material with spectrally selective reflection
A material with spectrally selective reflection in the primary valences of red, green and blue is applied preferably onto laser projection screens in order to make possible the projection even in...
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7106514 |
Optical tunable filter and method for manufacturing the optical tunable filter
An optical tunable filter includes a first substrate 3 having a light transmitting property which includes a movable portion 31 , a second substrate 20 having a light transmitting property...
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7078090 |
Decorative foil
A decorative foil is in the form of a layer composite structure ( 1 ) and comprises at least a transparent base foil ( 2 ), a transparent cover layer ( 4 ) and a transparent dielectric layer ( 3 )...
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7037577 |
Glass substrates coated with a stack of thin layers having reflective properties in the infra-red and/or solar ranges
A transparent substrate particularly of glass, provided with a stack of thin layers having at least one metallic layer ( 4 ) having properties in the infrared range particularly having low...
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7029745 |
Security articles having diffractive surfaces and color shifting backgrounds
A security article includes a light transmissive substrate having a first surface and an opposing second surface, with the first surface having an embossed region with an optical diffraction...
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7005178 |
Security articles having diffractive surfaces and color shifting backgrounds
A security article includes a light transmissive substrate having a first surface and an opposing second surface, with the first surface having an embossed region with an optical diffraction...
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6999236 |
Optical-interference type reflective panel and method for making the same
An optical-interference type reflective panel and a method for making the same are disclosed, wherein the display panel has a substrate on which multiple supporting layers are firstly formed. Then,...
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6992826 |
Devices based on an array of light-filtering channels with surface plasmon interference filters
Devices based on surface plasmon filters having at least one metal-dielectric interface to support surface plasmon waves. A multi-layer-coupled surface plasmon notch filter is provided to have more...
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6982832 |
Optically variable element comprising a sequence of thin-film layers
The invention concerns an optically variable element, in particular an optically variable safeguard element for safeguarding banknotes, credit cards and the like, and a security product and a foil,...
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6975453 |
Multilayer electrically conductive anti-reflective coating
The present invention comprises a multilayer inorganic anti-reflective coating with predetermined optical properties, for application on a flexible substrate. The coating comprises a stack...
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6965191 |
Display filter, display apparatus, and method for production of the same
The display filter is constituted by laminating a transparent adhesive layer (C) 31 containing dye, a polymer film (B) 20 , a transparent electrically conductive layer (D) 10 , a transparent...
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6951689 |
Substrate with transparent conductive layer, and photovoltaic element
The present invention provides a substrate with a transparent conductive layer comprising at least one layer stacked on a supporting substrate, wherein the surface of the transparent conductive...
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6951681 |
Substrate mounting for organic, dielectric, optical film
A method for optically coupling a thermoplastic material to an outer surface layer of an organic, dielectric, optical film and the resulting optical filter. Initially, a dielectric film is selected...
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6947217 |
Distributed Bragg reflector and method of fabrication
A distributed Bragg reflector and a method of fabricating the same incorporates a support for supporting the gaps against collapse. The method includes forming a plurality of alternating structure...
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6942917 |
Transparent article having protective silicon nitride film
Transparent articles comprising transparent, nonmetallic substrate and a transparent film stack is sputter deposited on the substrate. The film stack is characterized by including at least one...
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6937398 |
Highly reflective optical components
Optical components may be made with reflectors that increase the reflectivity of the resulting device. Increasing in the reflectivity may reduce the need for higher power light sources. In...
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6934085 |
First surface mirror with chromium inclusive nucleation layer
A first surface mirror includes a reflective layer and one or more dielectric layers. A chromium (Cr) inclusive layer is provided under the reflective layer in order to improve durability and/or...
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6906863 |
Lamp reflector and reflector
An object of the invention is to provide a reflective sheet that uses silver which exhibits a high reflectance as a reflective layer and is excellent in light resistance and wet heat durability, as...
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