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5751474 |
High-reflection silver mirror
An environmentally stable silver mirror having very high reflection values over a large spectral range comprises a silver layer disposed on a substrate, which is covered by a zinc sulfide layer. So...
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5745291 |
Mirror including a glass substrate and a pyrolytic silicon reflecting layer
A method of producing mirrors comprising depositing onto a ribbon of hot glass during the production process a coating comprising a reflecting layer and at least two reflection enhancing layers...
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5745286 |
Forming aspheric optics by controlled deposition
An aspheric optical element formed by depositing material onto a spherical surface of an optical element by controlled deposition to form an aspheric surface of desired shape. A reflecting surface,...
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5734503 |
Dispersive dielectric mirror
Dispersive dielectric mirror exhibiting a monotonic, more particularly nearly linear group delay versus frequency function over a wide frequency range within the high reflectivity band of the...
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5731889 |
Wavelength division demultiplexing device, and system using it
A wavelength division demultiplexing device, and a system using the device are disclosed, in which there is utilized a Pabry-Perot etalon using as a spacer layer a Kerr medium in which the...
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5717504 |
Apparatus for illuminating documents
An arrangement for illuminating objects wherein a large number of objects are rapidly and continuously transported past one or more stations, each illuminated by a cylindrical, integrating...
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5699188 |
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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5691844 |
Reflection mirror
A reflection mirror of a projection display unit which displays a stereoscopic image through a light polarization glasses, reflects a linearly polarized light emitted from a projection source...
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5670252 |
Boron containing multilayer coatings and method of fabrication
Hard coatings are fabricated from multilayer boron/boron carbide, boron carbide/cubic boron nitride, and boron/boron nitride/boron carbide, and the fabrication thereof involves magnetron sputtering...
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5646780 |
Overcoat method and apparatus for ZRO.sub.2 mirror stacks
A mirror for a ring laser gyro includes alternating optical quarterwave regions of SiO 2 and ZrO 2 , and of admixtures of these. The alternating regions have thicknesses suitable for reflecting a...
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5619382 |
Reflection type imaging optical system
A reflection type imaging optical system is provided with at least one reflecting mirror, whose reflecting surface is constructed of a plurality of zone areas different from each other in spectral...
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5619375 |
Mirror coating
A mirror coating which provides improved performance characteristic to a mirror assembly, and which includes a non-periodic succession of materials which exhibit neutral reflected chromaticity, and...
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5619374 |
Mirror coating
A mirror coating which provides improved performance characteristics to a mirror assembly and which includes a non-periodic succession of materials which exhibit neutral reflected chromaticity and...
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5617250 |
Radiation projection arrangement with integrated radiation indicator
An arrangement is produced for protection against harmful effects of radiation and for indicating such radiation which can preferably be designed as a viewing window or as goggles and can be used...
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5614286 |
Conformable cube corner retroreflective sheeting
Conformable cube corner retroreflective sheetings comprising a plurality of discrete cube corner segments which are conformably bonded together, each cube corner segment comprising a plastic body...
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5608577 |
Optical mirror and optical device using the same
The present invention provides an optical mirror and an optical device in which the mirror is capable of reflecting a light beam having a plurality of wavelengths with the phase matching condition...
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5589280 |
Metal on plastic films with adhesion-promoting layer
The adhesion to plastic substrates of thick layers of functional metals having an oxide heat of formation that is greater than -40,000 calories/gram atom of metal, such as silver, copper, gold, and...
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5587626 |
Patterned optical interference coatings for only a portion of a high intensity lamp envelope
An interference filter or coating is provided in a predetermined pattern on a lamp envelope. The coating is comprised of alternating layers of high and low index of refraction materials applied to...
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5583704 |
Surface reflecting mirror having a surface reflecting multilayer film
A high-reflectivity surface reflecting mirror is provided by sequentially forming, on a resin substrate, a silicon dioxide first under layer, a chromium sulfide second under layer, a silver...
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5579162 |
Antireflection coating for a temperature sensitive substrate
A multilayer antireflection coating for a temperature sensitive substrate such as plastic. One layer is a DC reactively sputtered metal oxide which may be deposited quickly and without imparting a...
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5568316 |
Formable reflective multilayer body
A formable multilayer reflective polymeric body which has a substantially uniform broad bandwidth reflectance over substantially the entire range of the visible spectrum to provide a substantially...
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5563869 |
Prism has a plurality of reflective regions each with a predetermined phase difference
In an optical pickup apparatus, including a laser source arranged along an optical axis, a polarization beam splitter and an objective lens, wherein light emitted from the laser source is emitted...
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5563734 |
Durable low-emissivity solar control thin film coating
An infrared reflecting interference filter capable of transmitting a desired proportion of visible radiation while reflecting a large portion of incident solar radiation is provided. The filter...
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5559825 |
Photonic band edge optical diode
A new optical diode is disclosed that permits unidirectional transmission of light, the direction of transmission depending on the direction of incidence. The diode comprises a stack of alternating...
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5552927 |
All-polymeric cold mirror
An all-polymeric cold mirror which reflects visible wavelengths while transmitting a substantial portion of infrared wavelengths is provided. The mirror includes a sufficient number of alternating...
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5548440 |
High-reflection silver mirror
An environmentally stable silver mirror having very high reflection values over a large spectral range comprises a silver layer disposed on a substrate, which is covered by a zinc sulfide layer. So...
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5545561 |
Contrast chamber for spotlighting bacterial colonies with respect to the culture medium thereof
The contrast chamber for spotlighting bacterial colonies with respecto to their culture medium performs the automatic counting, through the use of an automatic processor connected to a reading head...
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H001572 |
Wavelength stabilizing laser mirror
A high performance wavelength stabilizing laser mirror/output coupler, particularly useful for stabilizing a laser cavity within a narrow bandwidth, is described, which comprises a substrate of...
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5528422 |
Mirror coating
A mirror coating which possesses properties which are advantageous for the construction of a mirror assembly. The mirror coating has a complex reflective index which is wavelength dependent, and...
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5523862 |
Parabolic dielectric multilayer reflector
A reflector used for a light source material of a liquid crystal video projector provides a good projection image and causes no color shading to occur in the periphery of a screen. The reflector...
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5519513 |
Techniques for illuminating objects
An arrangement for illuminating objects wherein a large number of objects are rapidly and continuously transported past one or more stations, each illuminated by a cylindrical, integrating...
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5513039 |
Ultraviolet resistive coated mirror and method of fabrication
A mirror for reflecting a selected frequency of light includes a plurality of alternating quarter wavelength thick layers of two dielectric materials that are resistive to physical and chemical...
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5513019 |
Semi-transparent reflective layer for a phase hologram
A phase hologram is embossed in a mylar web having a reflective layer which is made from tin tungsten oxide, zinc sulfide, or a mixture thereof. The embossed microtexture produces a hologram that...
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5491580 |
High power multilayer stack quarter wave plate
A multilayer stack of alternating low index and high index of refraction low loss dielectric mirror layers are formed on top of a metallic mirror surface, the thicknesses of the mirror layers being...
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5473594 |
Optical pickup device using optical lens coated with antireflection film whose spectral reflectance changes in accordance with wavelength
An optical pickup device capable of maintaining a sufficient amount of laser beam light when recording information on an optical disc and stabilizing the light emission of the semiconductor laser...
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5467216 |
Spatial light modulation device
A spatial light modulation device of the type, in which information is written to a photoconductor by a light writing portion and read light impinging on a light modulator is reflected by a...
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5453849 |
Integrating cylinder for object illumination
An arrangement for illuminating objects wherein a large number of objects are rapidly and continuously transported past one or more stations, each illuminated by a cylindrical, integrating...
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5449413 |
UV/IR reflecting solar cell cover
A new solar cell cover comprises a substrate that transmits the spectral region to which the solar cell responds and a multilayer infrared-reflecting coating which incorporates means for...
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5448418 |
Mirror for SOR
A mirror for SOR includes a base (1) made of a heat resistant ceramic material having a surface, a first SiC coating (2, 3) formed on the surface of the base (1), which has a first smoothed...
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5448404 |
Formable reflective multilayer body
A formable multilayer reflective polymeric body which has a substantially uniform broad bandwidth reflectance over substantially the entire range of the visible spectrum to provide a substantially...
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5438446 |
Uniform reflectance optical mirror
A uniform reflectance mirror deflector of an optical scanner for scanning a light beam onto an image object or a receiving medium. The scanner includes a rotatable polygon-shaped mirror having a...
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5434689 |
Dielectric mirror of spatial light modulator having silicon layers containing oxygen and production method
A dielectric mirror of a spatial light modulator having a photoconductive layer on which an image is written by a writing light carrying an image information and a photomodulator layer through...
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5424876 |
Surface reflecting mirror having a silicon dioxide under layer
A high-reflectivity surface reflecting mirror is provided by sequentially forming, on a resin substrate, a silicon dioxide first under layer, a chromium sulfide second under layer, a silver...
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5400179 |
Optical multilayer thin film and beam splitter
An optical multilayer thin film and a beam splitter having an optical multilayer thin film are disclosed. The optical multilayer thin film is formed by laminating six layers in sequence. The...
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5389445 |
Magnetron sputtered boron films and Ti/B multilayer structures
A method is described for the production of thin boron and titanium/boron films by magnetron sputter deposition. The amorphous boron films contain no morphological growth features, unlike those...
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5358776 |
Lightweight aerogel reflector
A method for fabricating an LD aerogel reflector, including large space-based mirrors is provided wherein, a) an LD silica aerogel substrate at densities between 10-500 mg/cc is prepared, b) the...
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5353154 |
Polymeric reflective materials utilizing a back light source
A multilayered reflective body which is thermoformable and capable of being fabricated into a number of parts while maintaining a uniform reflective appearance is provided. The reflective polymeric...
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5341238 |
Dichroic optical filter
A dichroic optical filter including a substrate that is substantially transparent to visible radiation, and an oxide semiconductor layer on the substrate for reflecting an infrared wavelength (such...
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5339198 |
All-polymeric cold mirror
An all-polymeric cold mirror which reflects visible wavelengths while transmitting a substantial portion of infrared wavelengths is provided. The mirror includes a sufficient number of alternating...
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5333090 |
Optical coating for reflecting visible and longer wavelength radiation having grazing incidence angle
A coated reflector reflective of radiation having two different wavelengths over a wide range of incidence angles, including grazing incidence angles. The coated reflector can be employed in a...
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