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6130780 |
High omnidirectional reflector
A reflector, a method of producing same and a method of creating high omnidirectional reflection for a predetermined range of frequencies of incident electromagnetic energy for any angle of...
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6128126 |
High-reflection silver mirror
An environmentally stable silver containing mirror having very high reflection values over a large spectral range comprises a silver containing layer disposed on a substrate, which is covered by a...
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6120154 |
Reflector for vehicle
An electromagnetic reflector which is effective for electromagnetic waves in a range from 50 to 100 GHz, radiated from an on-board radar device, is integrally incorporated with an optical reflector...
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6115180 |
Optical multilayered-film filter
Described herein is an optical multilayered-film filter which provides less interference and a good optical characteristic and is high in productivity. The optical multilayered-film filter wherein...
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6115179 |
Composite optical film
A composite optical film with a low refractive index mainly comprises calcium fluoride (CaF 2 ), and silicon dioxide (SiO 2 ) mixed with a specific composition ratio. The composite optical film is...
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6110607 |
High reflectance-low stress Mo-Si multilayer reflective coatings
A high reflectance-low stress Mo-Si multilayer reflective coating particularly useful for the extreme ultraviolet (EUV) wavelength region. While the multilayer reflective coating has particular...
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6088163 |
Metal-coated multilayer mirror
A metal-coated multilayer mirror having high reflectivity and high specularity. The mirror comprises a multilayered polymer film and a reflective metal layer. The multilayered polymer film...
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6081379 |
Multiple coupled Gires-Tournois interferometers for group-delay-dispersion control
Negative group-delay-dispersion mirror (NGDD-mirror) multilayered structures are formed by two interferentially coupled Gires-Tournois interferometer cavities on a common, highly-reflective mirror...
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6078425 |
Durable silver coating for mirrors
A durable multilayer mirror includes reflective layers of aluminum and silver and has high reflectance over a broad spectral range from ultraviolet to visible to infrared. An adhesion layer of a...
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6067189 |
Aluminum reflector with composite reflectivity-enhancing surface layer
Reflector having a composite reflectivity-enhancing layer as reflecting surface layer on a reflector body where the said composite layer has an outer layer facing the radiation to be reflected, the...
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6067178 |
Multiple wavelength division multiplexer with reduced loss
A system and method for providing wavelength division multiplexer is disclosed. The wavelength division multiplexer is for separating an optical signal into a plurality of components. The...
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6065840 |
Elemental semiconductor mirror
An elemental mirror having a high luminous reflectance of at least about 60% of incident light at the wavelength region of about 550 nanometers and being acromatic includes a substrate coated with...
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6055090 |
Interferometric modulation
An interferometric modulator (Imod) cavity has a reflector and an induced absorber. A direct view reflective flat panel display may include an array of the modulators. Adjacent spacers of different...
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6049419 |
Multilayer infrared reflecting optical body
An optical body comprising (a) a dielectric multilayer film having a reflecting band positioned to reflect infrared radiation of at least one polarization at an incident angle normal to the film,...
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6046854 |
Multi-path interference filter with reflective surfaces
An interference filter (10, 30, 50, 70, 90, 110, 130, 150, or 190) filters selected wavelengths by dividing an input beam into two or more intermediate beams having different optical path lengths...
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6040937 |
Interferometric modulation
An interferometric modulator (Imod) cavity has a reflector and an induced absorber. A direct view reflective flat panel display may include an array of the modulators. Adjacent spacers of different...
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6025958 |
Laminated wavelength plate, circular polarizing plate and liquid crystal display
A wavelength plate which shows little undesirable retardation in a specific wavelength range while substantially maintaining the function of 1/2 wavelength plate or 1/4 wavelength plate over the...
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6024455 |
Reflective article with concealed retroreflective pattern
A reflective article has a multilayer film covering a patterned retroreflective layer. In one embodiment the patterned retroreflective layer includes a separate indicia layer covering a...
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6020992 |
Low absorption coatings for infrared laser optical elements
A thorium-free low absorption coating for infrared CO 2 laser optics comprises an interior BaF 2 layer formed on a substrate and an exterior layer formed over the interior layer to a...
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6011646 |
Method to adjust multilayer film stress induced deformation of optics
A buffer-layer located between a substrate and a multilayer for counteracting stress in the multilayer. Depositing a buffer-layer having a stress of sufficient magnitude and opposite in sign...
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6005715 |
Reflectors
A reflector formed on a polished aluminum base which is lightly anodized (0.2-0.5 microns thick) as a protective coating over which is vacuum deposited a thick (0.05 to 2.0 microns) layer of...
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6002700 |
Optical semiconductor device having a multilayer reflection structure
A multilayer mirror includes a multilayer reflection structure formed of an alternate repetition of a first epitaxial layer of a first refractive index and a second epitaxial layer of a second...
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5991080 |
Light reflecting material
A light reflecting material having a reflecting layer comprising barium sulfate, titanium dioxide and a binder resin. When the light reflecting material of the present invention is used as a...
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5985491 |
Reflectors for photolithographic projection and related systems and methods
A photolithographic projection system for selectively irradiating a photosensitive layer on a wafer according to a predetermined pattern on a mask is discussed. The photolithographic projection...
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5982546 |
Reflecting film and reflector making use of the same
A reflecting film has at least a transparent polymer film and a thin silver layer applied on the transparent polymer film to reflect light entered from a side of the transparent polymer film. The...
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5978141 |
Optical mirror particularly suited for a quantum well mirror
An optical mirror comprised of a stack of film pairs of alternating layers f high and low indices of refraction materials is disclosed. The optical mirror may further comprise a non-polished...
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5978133 |
Aluminium reflector with composite reflectivity-enhancing surface layer
Reflector having a composite reflectivity-enhancing layer as reflecting surface layer on a reflector body where the composite layer has an outer layer facing the radiation to be reflected, the...
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5974073 |
Mirrors for semiconductor lasers
A vertical cavity surface emitting laser includes a mirror having first and second layers with first layers containing the elements aluminum, arsenic and antimony and second layers comprising the...
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5953147 |
Polygon mirror having high reflectance and uniform reflectance over range of incidence angles
A laser imaging system comprising: a laser for producing a laser beam; and a moving mirror for repetitively reflecting the laser beam over a range of incidence angles to scan the laser beam in a...
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5946125 |
Reflective surface coating for a uniform intensity of a polarized beam of a rotating polygon mirror optical scanning system
A three layer dielectric material coating of silicon dioxide/zinc selenide/silicon dioxide is deposited on the reflective surface of the facets of a rotating polygon mirror to provide a uniform...
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5943149 |
Optical multiplexor/demultiplexor using a narrow band filter followed by a wideband filter
This invention relates to an optical demultiplexor having a narrow band filter for separating a narrow band channel prior to utilizing one or more wide band filters for separating a plurality of...
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5923471 |
Optical interference coating capable of withstanding severe temperature environments
An optical interference coating on a refractory substrate, the coating being comprised of alternating layers of silicon dioxide and zirconium dioxide. The coating can be in the form of an optical...
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5923464 |
Substance for front surface mirror
A front surfaced mirror having a reflective surface of Tantalum Aluminide for reflecting light beams, especially, but not limited to those having wavelengths in and near the infrared and...
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5892621 |
Light reflectant surface for luminaires
The present invention relates to surfaces used to reflect light, and particularly to highly light reflectant surfaces that provide even diffusion of light for the purpose of maximizing light...
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5892618 |
Low polarization sensitivity gold mirrors on silica
Gold is useful for infrared polarization-insensitive mirrors on silica. However, gold does not adhere to bare silica. The adherence is enhanced by depositing an optically thin glue layer of Ni--P...
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5867329 |
Multiple-pass reflection filter
An optical filter that uses multiple reflections to provide spectral bandpass filtering of ultraviolet, visible and infrared radiation with a very high transmission of wavelengths within a selected...
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5864425 |
Low polarization sensitivity gold mirrors on silica
Gold is useful for infrared polarization-insensitive mirrors on silica. However, gold does not adhere to bare silica. The adherence is enhanced by depositing an optically thin glue layer of Ni-P on...
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5850309 |
Mirror for high-intensity ultraviolet light beam
A mirror for, e.g, an excimer laser is disclosed having high reflectance for a broad band of wavelengths in the ultraviolet range exhibiting excellent adhesion and "laser durability." The mirror...
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5841584 |
Dielectric multilayered reflector
The dielectric multilayered reflector of the invention is formed on at least one of two emitting surfaces of a semiconductor laser device. The dielectric multilayered reflector includes: a...
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5838505 |
Divided-reflection method of wide-angle observation and wide-angle view automobile mirror
A method of widening the directional range of view of a mirror device without enlarging the surface area of the device by suitably combining a number of partially-reflecting surfaces includes...
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5837362 |
Mirror with scratch resistant surface
A mirror including a glass substrate, a reflective layer of chromium on the substrate, and a reactively sputtered overcoat of titanium nitride.
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5835273 |
High reflectivity, broad band mirror and process for producing such a mirror
A high reflectivity, broad band mirror for a high flux laser and a process for producing such a mirror. The mirror includes a substrate on which is formed a metallic layer such as aluminum. A stack...
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5828493 |
Reflectors
A reflector formed on a base with a thick (0.5 to 2.0 microns) layer of non-porous oxide underlying an aluminum vacuum deposited layer which supports a pair of quarter wavelength...
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5825565 |
Reflector
In order to produce lightweight mirror structures or other reflecting components, preformed silicon elements of sufficient wall thickness are applied to a CFC or CMC substrate structure with the...
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5825542 |
Diffusely reflecting multilayer polarizers and mirrors
Highly efficient diffusely reflecting multilayer mirrors diffusely reflect light incident upon them. Highly efficient diffusely reflecting multilayer polarizers diffusely reflect light of one...
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5777793 |
Polarization insensitive multilayer planar reflection filters with near ideal spectral response
A polarization insensitive, multilayer planar reflection filter is provided having (I) strong sidelobe suppression, preferably with sidelobe suppression levels in the range of -30 dB to -50 dB, and...
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5777792 |
Optical film, an antireflection film, a reflection film, a method for forming the optical film, the antireflection film or the reflection film and an optical device
An optical film of the present invention is of multi-layered structure which has a high-refractive-index layer composed of titanium oxidic nitride, aluminum oxidic nitride, or silicon oxidic nitride.
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5764415 |
Coatings on glass
A method of producing front surface mirrors comprising depositing onto a hot ribbon of low transmissivity glass during the production process a low transmissivity reflecting coating whereby the...
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5754337 |
Fluorescent dye blends
A fluorescent yellow article comprising polyolefin copolymer, perylene imide dye N,N'-bis(2,6-di-isopropylphenyl)-3,4:9,10-perylenebis(dicarb
oximide), and at least one yellow-green dye selected...
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5751489 |
Elemental semiconductor mirror for vehicles
A elemental mirror for vehicles having a luminous reflectance of at least about 30% includes a substrate coated with a thin layer of elemental semiconductor having an index of refraction of at...
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