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Document Title |
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7390095 |
Projector
Aspects of the invention can provide a projector that includes three optical modulators which modulate respectively red light, green light, and blue light, a color-synthetic optical system which...
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7334900 |
Three-dimensional image projecting apparatus
The invention provides a three-dimensional image projecting apparatus. The three-dimensional image projecting apparatus comprises a light signal generator, a filter device, a focusing device and a...
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7311399 |
Method of making a thermoplastic-based article and a thermoplastic-based article made thereby
An article, such as a lens article ( 10, 10′, 10″, 100 ) containing a first component, e.g., a filter ( 14, 14 ′), or component thereof, having a minimum degradation temperature, and a second...
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7298558 |
Electronic adjustable color filter device
An electronically adjustable, combinational color filter device is provided for generating color light. Incoming light is split in a polarizing beam splitter/combiner into a first and a second...
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7295371 |
High efficiency electromagnetic beam projector, and systems and methods for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices (“PEMFVORD”) with...
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7294372 |
Conductive color filters
A conductive color filter includes a layer of carbon nanotubes covered by a colored polymeric resin binder.
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7286290 |
Optical illumination apparatus
An optical illumination apparatus has a polarization conversion device for converting light from a light source into light polarized uniformly in a predetermined manner and an optical integrator...
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7278743 |
Single panel illumination system and projection display apparatus using the same
The present invention provides an illumination system and projection system using the same. The present invention can eliminate the reflective light on the internal optical surface of the optical...
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7274427 |
Method of producing optical element by patterning liquid crystal films
A radiation-curing liquid crystal having cholesteric regularity is applied to a glass substrate 11 provided with an alignment layer 12 to form a first cholesteric liquid crystal film 13 in...
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7215302 |
Display device, position adjustment pattern display program, recording medium, polarized glasses, and method of adjusting position of filter of the display device
Even if a divided wavelength plate filter is mounted, it is possible to reliably display a three-dimensional image or perform a displaying operation on from one screen to a plurality of screens. In...
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7170679 |
Optically active color filter
An optically active color filter for controlling the color of light produced by a light source. The color filter includes an optically active device positioned between a linear polarizer and an...
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7165847 |
Method and system for light processing using a gold segment
A method for generating images includes shining a beam of light through a filter wheel to produce filtered light. The filter wheel includes red, green, and blue color segments and a fourth color...
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7154671 |
High efficiency electromagnetic beam projector, and systems and methods for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices (“PEMFVORD”) with...
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7153011 |
Vehicle light arrangement with coloring effect
A vehicle light arrangement, provided for producing a coloring effect on a vehicle body, wherein the vehicle light arrangement, incorporated with a light housing and a light source, comprises a...
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7102822 |
High efficiency electromagnetic beam projector, and systems and methods for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices (“PEMFVORD”) with...
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7081997 |
High efficiency electromagnetic beam projector, and systems and methods for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices (“PEMFVORD”) with...
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7066600 |
Projection type image display apparatus
Disclosed is a compact, light, inexpensive reflection type liquid crystal projector optical unit or reflection type liquid crystal projector which provides high brightness without contrast...
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7048380 |
Color switching projection apparatus with two liquid crystal panels
A projection apparatus including a polarization conversion system to convert light having a first polarization component; a color recycling system, which separates the light into first and second...
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7002662 |
Method of producing optical element by patterning liquid crystal films
A method for making an optical element from patterned liquid crystal films by placing a radiation-curing liquid crystal on an aligning function substrate surface, radiating selectively a portion of...
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6975455 |
Transflective layer for displays
A transflective assembly includes an absorbing polarizer and a first reflective polarizer disposed to reflect at least a portion of light transmitted through the absorbing polarizer. A second...
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6943949 |
High efficiency electromagnetic beam projector, and systems and methods for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices (“PEMFVORD”) with...
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6910773 |
Projection type image display apparatus
Disclosed is a compact, light, inexpensive reflection type liquid crystal projector optical unit or reflection type liquid crystal projector which provides high brightness without contrast...
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6882476 |
High efficiency electromagnetic beam projector, and systems and methods for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices (“PEMFVORD”) with...
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6797366 |
Color shifting film articles
Multilayer polymeric films and other optical bodies are provided which is useful in making colored mirrors and polarizers. The films are characterized by a change in color as a function of viewing...
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6791752 |
High efficiency electromagnetic beam projector, and systems and methods for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices (“PEMFVORD”) with...
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6781757 |
Polarization insensitive tunable optical filters
A polarization insensitive tunable optical filter system combines an interference filter or the like with a quarter wave plate and a retro-reflector. The retro-reflector is situated and aligned to...
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6674489 |
Image display performing color reproduction using color filters
In an image display which reproduces a color image by using lights color-separated into four or more colors through color filters, the objects of the invention are to effectively utilize the energy...
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6650474 |
Optical filter and optical device provided with this optical filter
Light emitted from a taking lens 20 enters a first birefringent plate 1 a to be spatially divided along a first direction extending perpendicular to the direction in which the light advances to...
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6631992 |
Projector color correction to target white points
A system for adjusting the color of a light source comprises a first polarizer to polarize the light source, a fixed retarder with its optical axis at a first angle to the polarized light, an...
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6552849 |
Color polarizer with support for liquid crystal projector and color liquid crystal projector
The invention is to develop a color polarizing plate with a support, the polarizing plate having both good brightness and polarizing efficiency for a blue channel (for blue light). The color...
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6545804 |
Projection display with two reflective light valves
In a projection display that includes a polarization beam splitter prism and two reflective light valves, each of a pair of dichroic beam splitters is disposed between the polarization beam...
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6538815 |
Bi-directional optical circulator and applications thereof
A method and apparatus of bi-directional optical circulation are provided wherein, for a plurality of optical input/output ports including a certain logical sequence, light of a first set of lights...
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6535333 |
Optical system with reduced color shift
An optical system with improved color shift characteristics is described. Preferably, the system comprises a rear projection display that includes a light source providing light in first and second...
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6534158 |
Color shifting film with patterned fluorescent and non-fluorescent colorants
Disclosed are articles having a color shifting film and indicia located behind the color shifting film. The indicia include at least a first and second colored portion, the first portion including...
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6522468 |
Light-polarizing film
A light-polarizing film is provided which possesses a light transmittance of not more than 0.3% at wavelengths of from 430 nm to 500 nm inclusive when irradiated with a linearly polarized light...
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6506480 |
Color shifting film with a plurality of fluorescent colorants
Disclosed are articles having a color shifting film and indicia located behind the color shifting film. At least a first and second colored portion are arranged as a foreground and background of...
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6449092 |
Reflective polarizers having extended red band edge for reduced off axis color
Reflective polarizers, which transmit one polarization and reflect the other polarization, have an extended red band edge in the off-axis transmission spectrum to control off axis color (OAC) hue....
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6385139 |
Display device and electronic timepiece
A display device is provided which is able to effect high visibility display utilizing external light, and which is able to effect reflective display with a combination of various textures and...
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6366403 |
Laser image contrast enhancement system
An optical image enhancement system provides improved image contrast in imaging of a target in high temperature surroundings such as a furnace. The optical system includes a source of vertically...
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6328449 |
Brewster-angle dispersion filter (U)
A particular wavelength may be eliminated from the spectrum of a randomly polarized thermally radiative scene by a quarter-wave polarizer and a dielectric dispersive mirror angularly positioned at...
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6243198 |
High efficiency electromagnetic beam projector and systems and method for implementation thereof
This invention relates to electromagnetic wave beam paths, formation of the beam, illumination of programmable electromagnetic wave field vector orientation rotating devices ("PEMFVORD") with an...
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6141124 |
Color filter and color picture display device using the same
A color filter which, in a reflection type color picture projector using a polarized light component as a projection light, improve the utilization factor of light and a color picture display...
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6111700 |
Optical display device having a reflection-type polarizer
A polarization device includes a reflection-type polarization element disposed at a side to which an optical beam comes in and an absorption-type polarization element disposed behind the...
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6088159 |
Reflective polarizers having extended red band edge for controlled off axis color
Reflective polarizers, which transmit one polarization and reflect the other polarization, have an extended red band edge in the off-axis transmission spectrum to control off axis color (OAC) hue....
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6025890 |
Beam splitter element including a beam splitting layer and a polarizing layer for use in a light polarization modulating display system
A display system includes a reflective mode spatial light modulator for producing a pattern of polarized light, a light source for illuminating the spatial light modulator, and an optics...
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5936768 |
Optical passive device for an optical fiber amplifier and the optical amplifier
An optical device of the invention having a first doubly refracting crystal plate of parallel plate type whose crystal optical axis is inclined in relation to the optical axis of an incident light,...
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5808794 |
Reflective polarizers having extended red band edge for controlled off axis color
Reflective polarizers, which transmit one polarization and reflect the other polarization, have an extended red band edge in the off-axis transmission spectrum to control off axis color (OAC) hue....
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5777789 |
Efficient optical system for a high resolution projection display employing reflection light valves
An optical system is described consisting of reflection birefringent light valves, polarizing beam splitter, color image combining prisms, illumination system, projection lens, filters for color...
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5751483 |
Color filter having polarizability
The present invention relates to a color filter having polarizability, which comprises a dye having a spectral transmissibility, a dichroic dye having a polarizability, corresponding to the former...
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5715085 |
Optical filter
An optical filter comprising a birefringent material which is interposed between a taking lens and an image pickup device for removing a component corresponding to a frequency multiplexing in a...
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