Matches 1 - 50 out of 121 1 2 3 >
Match Document Document Title
7636187 Optical shutter for display device, image display apparatus, and apparatus and method for manufacturing the optical shutter  
An optical shutter for a display device includes a partition wall surrounding and isolating a light-transmitting portion; a polar liquid having polarity, allowing light transmission, and placed at...
7633656 Image reading unit and image reading apparatus having the same  
An image reading unit which is capable of optimally reading images from both reflective originals and transparent originals. A first rod lens array 15 collects reflected light from a reflective...
7593153 Electrowetting optical device and method of controlling voltage of the same  
An electrowetting optical device includes a cell surrounded by a light-incident surface, a light-exit surface, and a plurality of side surfaces, an electrode portion formed along the light-incident...
7529012 Display device  
An optical switch, e.g., a display device based on layer break up or layer displacement having at least two different states, in which one of the fluids, e.g., oil in a first state, adjoins at...
7508566 Switchable optical element  
A switchable optical element has a fluid chamber including immiscible first and second bodies of fluid disposed relative to one another along an optical axis of the element. The second body of...
7477442 Display apparatus and method for producing the same  
A large number of holes are formed in a two-layered porous film sandwiched between a lower substrate and an upper substrate and filled with a light transmitting liquid and fine particles. When a...
7463398 Display device  
Display device based on layer break up or layer displacement having at least two different states, in which one of the fluids ( 5 ) e.g oil in a first state adjoins at least a first support plate (...
7427745 Optical shutter for miniature cameras  
The invention relates to a shutter for an optical imaging system, e.g. a digital camera. The shutter comprises an interface between a transparent body and a capillary space. Light rays introduced...
7410309 Optical shutter  
The invention relates to a shutter for an optical imaging system. An amount of opaque fluid is moved in a planar capillary space to open and close the shutter. Depending on the position of the...
7408691 Variable aperture  
A variable aperture includes a chamber, a transparent and electrically conductive aqueous solution, an opaque and electrically non-conductive oily solution, a transparent insulative and hydrophobic...
7394598 Electrowetting optical switch  
A switchable optical element having a first discrete state and a different, second discrete state. The element comprises a fluid system including a first fluid ( 44 ) and a different, second fluid...
7365895 Display device  
A display device comprising the following arranged from light input side in the order listed below: a first reflector having a semi-transmissive and semi-reflective property; a translucent porous...
7338188 Light emitting device, method of manufacturing light emitting device, and image display device  
A light emitting device includes a light emitting portion provided on a reference plane to supply light, and an optical portion provided on the output side of the light emitting portion to transmit...
7314584 Polymer gel composition and optical device using the same  
The present invention provides a polymer gel composition including: at least two polymer compounds which interact with each other to form a polymer complex; and a liquid. One of the polymer...
7307672 Display apparatus  
In a 2D/3D display, a switchable lenticular array having foci which can be switched in a continuous way between first focal strength and a second focal strength is provided. The switchable...
7232226 Color-generating device and display system  
A light-filtering element for a display device is provided. The element includes at least one filter having a chamber with a filtering fluid, the filtering fluid selectively disposed in an optical...
7133218 Optical system  
Disclosed is an optical system that has superior optical characteristic and wear resistance and can be formed at low temperatures. An optical system 101 for adjusting visible light transmittance...
6961167 Display device based on frustrated total internal reflection  
Pixels of a display device include a reservoir containing two immiscible fluids. Switching of a pixel state is based on redistribution of the fluids within the reservoir due to electrostatic forced...
6919983 Microelectromechanical device with continuously variable displacement  
An electrostatic micromechanical device with continuously variable displacement, that includes: a movable member having a first electrode; an opposing surface having a second electrode; a channel...
6816636 Tunable optical filter  
A tunable filter having a top mirror, a bottom mirror, and one or more intervening layers. The one or more intervening layers preferably have a refractive index that changes with temperature. By...
6715884 Visible light modifier and method  
A visible light modifier and method provide a new visual display. A projection is generated by the visible light modifier that includes a monochromatic or chromatically separated light beam having...
6701681 Double glass system  
A double glass system is disclosed in which not only the sunbeams are completely shielded, but also the firefighting is made easier at a fire accident. An incombustible or combustion-resistant...
6700556 Display sheet with stacked electrode structure  
An internal field activated display sheet is disclosed which comprises a medial plane disposed between reservoirs in the display sheet. The reservoirs communicate with each other through apertures...
6619801 Projection type image display apparatus realizing three-dimensional image  
A projection type image display apparatus includes a light source emitting light, a polarization device transmitting light polarized in one direction of incident light emitted from the light...
6522452 Latchable microelectromechanical structures using non-newtonian fluids, and methods of operating same  
Mounting systems for micro-electromechanical system (MEMS) structures are provided including a non-Newtonian fluid having a threshold viscosity that is positioned between a MEMS base member and the...
6426836 Method and apparatus for reducing the formation of spots in laser projection  
A projection surface includes scattering microparticles that are in constant motion in relation to each other and to a source of laser radiation in a laser projection system. The microparticles...
6304365 Enhanced effective refractive index total internal reflection image display  
The invention provides an image display for viewing images in a preferred viewing direction. The display has parallel, macroscopically planar, structured surface, non-light absorptive light...
6295167 Optical material and optical device  
An optical material has a polymer gel whose volume is reversibly changed by absorbing or releasing a liquid in response to an external stimulus and a light scattering member covering at least a...
6033132 Iris apparatus  
An iris apparatus includes a transparent elastic member which is provided on an optical axis including a convex surface, the apex thereof being located on the optical axis; a transparent plate...
5956005 Electrocapillary display sheet which utilizes an applied electric field to move a liquid inside the display sheet  
There is disclosed an electrocapillary display sheet which utilizes three transparent sheets being spaced from each other and placed parallel to each other. The medial sheet has a plurality of...
5781343 Adjustable window tinting system  
An adjustable window tinting system for producing varying degrees of tint in a window to thereby limit the amount of light and heat pass through a window. The device includes two panes of glass, a...
5523815 Light amount control unit  
A mechanism to regulate a light amount passing through a lens comprises a lens rotatable around the rotation axis thereof, a driver to rotate the rotatable lens; a regulator having an adjustable...
5520434 Panel system with variable transparency  
A panel system with variable light transmissiveness is formed of two essentially parallel transparent panels, and a seal encircling both panels. A cavity, defined by the panels and the seal,...
5408359 Visual security eyecup  
A self contained protective shutter assembly for an imager eye piece inclng an eyecup, a powered shutter, switch, power supply and interface coupling.
5377042 Structure and preparation of automatic light valves  
A structure consisting of two cover layers sandwiching a polymer and solvent layer is useful for making automatic light valves. Mechanical and optical properties are improved by a novel continuous...
5300669 Methylphenethyl functional silicones  
An optical matching oil that is immune to timewise variations in its refractive index, that undergoes little increase in viscosity below room temperature, and that also resists crystallization...
5296974 Light controlling device and process for controlling light transmission  
A light controlling device comprising a pair of substrates, a viscoelastic or elastic dispersing medium containing fine particles aligned in an approximately constant direction, and a way for...
5231530 Liquid display device for regulating the light passing through  
A liquid display device includes a transparent display board assembly having a flat, water-tight compartment on the inside, and a piston pump assembly controlled by a reversible motor to...
5224771 Head lamp device for automobiles  
A head lamp device for automobiles has a light source and a cover member arranged in front of the light source. The light source is comprised of a transparent hard resin plate curved outwardly at...
5181016 Micro-valve pump light valve display  
A flat panel display incorporates a plurality of micro-pump light valves (MLV's) to form pixels for recreating an image. Each MLV consists of a dielectric drop sandwiched between substrates, at...
5111331 Electro-optical light modulator  
A carrier light beam transmitted through a light valve is modulated to convey information along a communications system. The modulation factor, baud rate and efficiency of the light valve can be...
5007714 Optical device  
An optical device is provided which comprises a liquid layer containing a liquid-absorbable and releasable polymer that absorbs and releases a liquid under thermal action.
4917824 Fluid light controlling medium for a vehicle rearview mirror  
A fluid composition for use in a rearview mirror of the type which contains a U.V. stable fluid light controlling medium, the composition consisting of a solvent, e.g., propylene carbonate, with a...
4856874 Safety devices for submarine lasers  
A laser device for use in submarine service having a window portion through which it emits coherent light has a safety feature that permits coherent light to be emitted through the window portion...
4742345 Electrophoretic display panel apparatus and methods therefor  
Electrophoretic display panel apparatus having improved alignment and contrast characteristics and methods therefor is provided in accordance with the teachings of the present invention. According...
4729636 Passive display device having movable electrodes and method of manufacturing  
A psssive display device comprises a first supporting plate (10) and a second supporting plate (11) at least one of which is transparent. The device comprises display elements each having at least...
4723834 Passive display device  
A passive display device comprising a first and a second supporting plate at least one of which is transparent, a number of display elements for controlling the reflection or transmission of light...
4701021 Optical modulator  
Optical modulator of a light beam comprising cells employing the displacement of an absorbent liquid and arranged in series on the path of the beam with a liquid displacement cell permitting a...
4636785 Indicator device with electric control of displacement of a fluid  
The displacement of a fluid is controlled electrically in a device employed primarily for storage and display of digital data. The device comprises a capillary space delimited by two confinement...
4615580 Fiber optic high speed pulse scanner  
A thermally responsive shutter interrupts or transmits light through an optical fiber. A small heater, such as a resistance heater, is positioned centrally under a gap in an optical fiber. At one...
Matches 1 - 50 out of 121 1 2 3 >