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Document Title |
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7601486 |
Ultra dark polymer
A method and a material for creating an antireflective coating on an integrated circuit. A preferred embodiment comprises applying a dark polymer material on a reflective surface, curing the dark...
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7499210 |
Electrophoretic display
An electrophoretic display includes a first substrate, a second substrate, a mesh-like body, and charged particles At least a surface of the mesh-like body is formed of an insulating material, and...
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7428095 |
Optical power limiter for a diode
An optical power limiter is designed for use with high gain optical systems by providing intensity reduction by the use of a non-linear fluid. As the intensity of light increases in the fluid, the...
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7405825 |
Optical analysis system
The optical analysis system ( 20 ) for determining an amplitude of a principal component of an optical signal comprises a multivariate optical element ( 10 ) for reflecting the optical signal and...
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7405864 |
Dimming device and display device incorporating the same
A dimming device is provided by using a material which is capable of transitioning between a metallic reflection state and a transmitting state. The dimming device has a layered structure including...
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7385765 |
Optical element
An optical element includes a sealed container having a first end wall facing a second end wall in a thickness direction, and a sidewall connecting the first and second end walls; a first polar or...
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7379230 |
Electronically controlled stage lighting system
A lighting system operating using a digital mirror as its operative device. The digital mirror is used to shape the light which is a passed through advanced optical devices in order to produce an...
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7362491 |
Heated glass panels and methods for making electrical contact with electro-conductive films
A heated glass panel assembly according to one embodiment of the invention may include a substrate having an electro-conductive film provided thereon. A conductor is positioned in contact with the...
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7286279 |
Microencapsulation processes and compositions for electrophoretic displays
The present invention is directed to a method for improving the performance of an electrophoretic display, which method comprises adding a fluorinated quaternary nitrogen salt in either the...
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7265892 |
Micromirror array devices with light blocking areas
Disclosed herein is a micromirror array device package having a light blocking area for reducing unexpected light scattering from the surfaces of the posts.
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7242514 |
Electrophoretic display with thermal control
An electrophoretic display (EPD) with thermal control is disclosed for controlling and maintaining an image in extreme temperature environments. Techniques are also disclosed for maintaining the...
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7228014 |
System for reducing the electrical return loss of a lithium niobate traveling wave optical modulator with low characteristic impedance
An electro-optical modulator is disclosed that has a microwave input, chip with a thin film resistor or a lumped resistor located between an input RF connector and an RF electrode on a Lithium...
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7136216 |
Dual-stage tape-sealing of microcells or channels for display applications
A novel method of sealing ink in a microcell is described. A microcell is formed and an ink deposited in the microcell. A pressure sensitive tape seals the microcell. Ultraviolet light changes the...
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7002727 |
Optical materials in packaging micromirror devices
A method for packaging micromirror array devices is disclosed herein. The method enhances illumination on micromirror array devices by applying a selected optical material between a package lid and...
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6842279 |
Illumination system for nonemissive electronic displays
A frontlighting illumination system for selectively illuminating a nonemissive electronic display includes display elements in communication with at least one light source. The electronic display...
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6842167 |
Rear electrode structures for displays
Novel addressing schemes for controlling electronically addressable displays include a scheme for rear-addressing displays, which allows for in-plane switching of the display material. Other...
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6816303 |
Optical modulator and method of manufacturing the same
An optical modulator includes a first substrate, a second substrate arranged with a predetermined gap interposed between itself and the first substrate, and partition wall members partitioning...
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6804039 |
Multilayer hinge structures for micro-mirror arrays in projection displays
A method and an improved multilayer hinge structure for use in a micromirror device for a spatial light modulator are provided herein. The micromirror device presents a conductive, composite...
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6698904 |
Safety device for telescope
A ray of light incident via a pin hole ( 6 ) and a field stop ( 7 ) having a field of vision a predetermined angle larger than a telescope's actual field of vision that are disposed on an axis ( 5...
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6687040 |
Light modulating element array and method of driving the light modulating element array
A light modulating element array comprises a parallel arrangement of light guides operative to guide light entering in the light guide repeating total reflection, a parallel arrangement of...
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6639580 |
Electrophoretic display device and method for addressing display device
The present invention provides a horizontally transfer type electrophoretic display device that can suppress occurrence of cross-talk and is capable of passive matrix addressing that can obtain a...
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6535197 |
Printable electrode structures for displays
Novel addressing schemes for controlling electronically addressable displays include a scheme for rear-addressing displays, which allows for in-plane switching of the display material. Other...
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6504524 |
Addressing methods for displays having zero time-average field
Novel addressing schemes for controlling electronically addressable displays include the use of addressing signals with additional signals having opposite polarity and equal integrated signal...
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6285492 |
Interactive electrochemical displays
Electrochemical displays have electronic or ionic pathways between electrodes interrupted to control activation. Electrochemical erosion of one of the electrodes reveals an underlying graphic...
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6281487 |
Device for protecting an optical system against excess luminosity
A device for protecting an optical system against the excess luminosity of an incident light beam. The device forms first and second light beams from an incident light beam. A mirror reflects the...
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6218658 |
Optical fuse
The optical fuse of the present invention comprises: at least one light heatable portion for receiving an incident beam, and at least one thermally sensitive degradable portion with transparency...
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6134045 |
Chitosan optical materials
Chitosan-based electro-optic elements are disclosed. An optical waveguide is made from films of chitosan-acetic acid, and from films of chitosan-acetic acid doped with various rare-earth metal...
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6037968 |
Scanned marking of workpieces
A technique for marking pixels on workpieces by routing a scanned beam to different marking stations to mark individual pixels on the workpieces. A diffractive scan lens focuses the beam. A mark is...
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5912759 |
Electrochemical display cell with focused field
An electrochemical display cell has a layered construction including two electrode layers separated by a dielectric layer. Concentric openings are formed in the dielectric layer and one of the...
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5781333 |
Piezoelectric light shutter
A piezoelectric actuatable array of light shutters is disclosed wherein each pixel aperture in the array is selectively opened and closed by way of an opaque piezoelectric shutter. Upon application...
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5408353 |
Controllable transparency panel with solar load reduction
A laminated glazing unit has controllable transparency to visible light and a solar load reduction element which preferentially excludes infrared radiation while being substantially transparent to...
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5325227 |
Laser attenuation means
The present invention provides protection from lasers with a high nonlinear bsorption structure including a mirror which directs an incident beam to a beam splitter. A focusing lens receives and...
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5317452 |
Aligning and attaching a lens to a source of emitted light using light pressure force
A method for the use of light pressure to optically center a lens on a source of emitted light with submicron accuracy. In one aspect the method uses light pressure to optically center a lens on a...
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5291341 |
Laser attenuation device with sacrificial mirror
An eye protection device for protection against a broad spectrum of incid high intensity radiation includes a beam splitter which transmits the radiation to a first focusing lens which in turn...
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5193024 |
Liquid/vapor optical modulator
Apparatus and methods for modulating light involving the formation of bubbles in a normally opaque dye solution contained within a cell. The bubbles are created in the dye solution by focusing a...
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5153425 |
Broadband optical limiter with sacrificial mirror to prevent irradiation of a sensor system by high intensity laser radiation
A broadband optical limiter for use in combination with a sensor system is operative to prevent irradiation of the sensor system by laser radiation of unknown wavelengths having intensity levels...
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5111329 |
Solar load reduction panel with controllable light transparency
A laminated glazing unit is disclosed having controllable transparency to visible light and a solar load reduction element which preferentially excludes infrared radiation while being substantially...
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5074629 |
Integrated variable focal length lens and its applications
A variable focal length lens integrated onto a silicon wafer. A light transmitting material such as gas or liquid is entrapped in a cavity in the wafer. The cavity has a flexible, light...
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5020884 |
Optical cell
There is provided by this invention an optical filter comprised of a transparent housing having an inner cavity with frosted sides that diffuse and scatter incident light beams. For transmission of...
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5019074 |
Laser reprofiling system employing an erodable mask
A laser system for reprofiling a surface comprising a laser and an erodable mask disposed between the laser means and the surface for providing a predefined profile of resistance to erosion by...
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4994058 |
Surface shaping using lasers
A laser system and masking apparatus for reprofiling surfaces, such as corneal surfaces. The system includes a laser and a mask disposed between the laser and the surface to be reprofiled, the mask...
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4952035 |
Optical element and device using same
An optical element comprises a gel layer exhibiting a light scattering property when heated and exhibiting transparency when cooled, and the gel layer is sandwiched between a transparent substrate...
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4917481 |
High intensity laser radiation protection
A high intensity laser radiation protection system is characterized by the use of a thin film reflector structure which is operable to terminate transmission of optical signals to an optical sensor...
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4859038 |
Non-volatile memory display cell
An electrolytic display cell includes two plates, one of which is covered by a semi-transparent electrode. The display is obtained by connecting the electrode to a source of potential of a first...
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4737000 |
Apparatus for diverting electromagnetic radiation from sensitive optical apparatus
Apparatus is disclosed for protecting delicate sensor optics from the damaging effects of unwanted powerful laser radiation. A thin-film reflective pellicle 14 is placed in the light path of a...
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4719342 |
Electromagnetic energy diversion device wherein pellicle oblates responsive to very strong power density
Apparatus is disclosed for protecting delicate sensor optics frm the damaging effects of unwanted powerful laser radiation. A thin-film reflective pellicle 14 is placed in the light path of a...
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4618218 |
Radiation modulating apparatus and method
A pair of planar electrodes spaced from one another by an electrolyte. The front electrode faces the air or vacuum environment and is transparent, and the second electrode is in thermal contact...
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4597639 |
Dielectric air-interface plasma optical power limiter
Optical devices which reduce the risk of damage by high energy laser pulses re made by applying particles to the surface of optical components. The particles serve as plasma initiation sites. The...
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4490024 |
Multicomponent electrolyte with a definite potential and a display cell containing it
A multicomponent electrolyte with a defined potential and a display cell containing it. The multicomponent, liquid electrolyte is based on at least one metal iodide dissolved in an anhydrous...
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4431989 |
Apparatus for electrolytic clear display on a dull base
Electrolytic device for light display on a dark background comprising a light source which illuminates a cell formed by two insulating walls between which is an electrolyte. One wall has an...
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