Matches 1 - 50 out of 177 1 2 3 4 >


Match Document Document Title
8830582 Viewing glasses and image beam adjustment method thereof  
A pair of viewing glasses and an image beam adjustment method are provided, wherein the viewing glasses includes a polarizer. The adjustment method includes the following steps. Detect the...
8784675 Optical device, a method of manufacturing optical device, and exposure apparatus  
The ferroelectric substrate 11 of ferroelectric crystals, while being supported by the support plate 14 which is thicker than the ferroelectric substrate 11, is integrated with the support plate...
8786821 Polarization controller and polarization mode dispersion compensator  
A polarization controller includes a first polarization controller, a demultiplexer, a second polarization controller, and a multiplexer. The first polarization controller controls the state of...
8558975 Liquid crystal display device and method of fabricating the same  
A method of fabricating a liquid crystal display device includes preparing a first substrate and a second substrate, forming a thin film transistor including a gate electrode, semiconductor layer,...
8446657 Method and apparatus for modulating light  
Embodiments relate to a method and apparatus for producing polarized light, having a modulator crystal, where the modulator crystal incorporates a birefringent electro-optic material. The...
8422112 Display system  
A display system 1 is composed of a ghost image reducing device 100 and an image device 10. The ghost image reducing device 100 comprises an image reflecting element 110 and a polarizing element...
8305676 Electro-optical deflection/modulation  
An optical deflector includes multiple voltage-dependent refractive boundaries. Light passes through the refractive boundaries and accumulates a deflection angle. An electrode placed to apply a...
8132917 Projection type display device with a phase modulating unit  
A projection type display device includes: a light emitting unit that includes at least one light source for emitting a coherent light. An image light generating unit modulates the light emitted...
8100535 Stress birefringence compensation in polarizing beamsplitters and systems using same  
An optical system is provided. The optical system comprises a first polarizing beamsplitter (PBS), a first reflecting image-forming device, and a first quarter-wave retarding element. An optical...
8058608 Device for imaging scenes with very large ranges of intensity  
A device for imaging scenes with a very large range of intensity having a pair of polarizers, a primary lens, an attenuating mask, and an imaging device optically connected along an optical axis....
7864396 Vertical cavity multiple quantum well device with simultaneous modulation and photodetection capability  
A vertical cavity modulator/detector (VCMD) device and a method for modulating and detecting light are disclosed. The VCMD device contains an n-type contact layer, a transparent tuning layer, a...
7856155 Light modulator and its fabrication method  
It is an object of the invention to provide a light modulator using a thin plate having a thickness of 20 μm or less and capable of stably holding a conductive film suppressing troubles such as...
7817325 Electro-optic element and scanning optical device  
An electro-optic element includes an electro-optic crystal having a birefringent property, and in which a refractive index distribution is generated in accordance with an intensity of an electric...
7777931 Electro-optic element and scanning optical device  
An electro-optic element includes an electro-optic crystal having a birefringent property, and in which a refractive index distribution is generated in accordance with an intensity of an electric...
7772615 Anti stark electrooptic medium and electrooptically modulated optoelectronic device based thereupon  
Semiconductor electrooptic medium shows behavior different from a medium based on quantum confined Stark Effect. A preferred embodiment has a type-II heterojunction, selected such, that, in zero...
7764415 High retardation-amplitude photoelastic modulator  
A photoelastic modulator excited by a plurality of piezoelectric transducers affixed to the surface of a photoelastic bar for generating elastic waves in a plurality of cells each bounded by...
7751656 Optical modulator  
An optical modulator comprising; an optical waveguide in which input light propagates; a signal electrode having an end portion in which signal microwave is input and having an interaction area in...
7742217 Image generation unit and method to use an image generation unit  
An image generation unit with an illumination unit for generating a plurality of coherent sub-beams and for illuminating an image modulator, including a light source, and a projection lens for...
7731366 Stress birefringence compensation in polarizing beamsplitters and systems using same  
An optical system is provided. The optical system comprises a first polarizing beamsplitter (PBS), a first reflecting image-forming device, and a first quarter-wave retarding element. An optical...
7723670 Optical differential group delay module with folded optical path  
Differential group delay (DGD) devices and techniques based on folded optical paths. An in-line polarization monitor can be provided as a feedback for worst-case alignment without using an in-line...
7604877 Ferroelectric film with ferroelectric domain array  
A ferroelectric film includes a plurality of ferroelectric nanodomains configured in a regularly staggered fashion. The ferroelectric film has a quasi 2-dimensional configuration and is comprised...
7589881 Electro-optic device and electronic apparatus  
An electro-optic device includes first and second pixels that form first and second images, respectively. The first and second pixels are arranged alternately in a first direction. A light...
7557979 Electro-optic crystal, diffraction-based, beam-steering element  
A beam-steering element made of a more optically-active material, potassium tantalate niobate, with an improved diffraction efficiency, having a plurality of electrode layers and one electro-optic...
7534990 Compact optical delay devices  
Optical devices and techniques for using optical polarization of light to transmit through an optical path four times to quadruple a total delay in the light through the optical path.
7511093 Polyvinyl alcohol polymer film and polarization film  
A polyvinyl alcohol polymer film includes a polyvinyl alcohol polymer and a plasticizer selected from the group consisting of ethylene glycol, glycerin, propylene glycol, diethylene glycol,...
7499603 Range extended electrooptic modulator  
Methods, systems, and devices are provided for an electrooptical modulator. One method embodiment includes receiving an optical input signal to an electrooptical modulator. A first voltage input...
7466878 Integrated polarization controllers with nano-electromechanical dielectric pertubation  
A polarization controller includes a phase retarder having a rotation about an {1,0,0} axis that receives an optical signal from a waveguide structure. At least one nanoelectromechanical...
7443440 Color separator and imager  
A color separator includes a polarization converting section for converting an incoming light ray into a linearly polarized light ray such that the polarization direction of the linearly polarized...
7426069 Optical apparatus and imaging apparatus  
An optical apparatus is disclosed. The optical apparatus includes: a first optical element having a first polarizing layer containing a material having a refractive index that changes in...
7403677 Fiberoptic reconfigurable devices with beam shaping for low-voltage operation  
An apparatus and method to operate on a light beam by using a lens that collimates the light beam to a collimated beam with at least one cross-sectional dimension less than a critical dimension of...
7357511 Stress birefringence compensation in polarizing beamsplitters and systems using same  
Some projection systems use a polarization beamsplitter (PBS) for coupling light to and from an image-forming device. The PBS is typically formed with a reflective polarizing layer disposed...
7295360 Structure having light modulating film and light control device using the same  
A structure includes a substrate and a light modulating film formed on top of the substrate. The light modulating film is made of polycrystalline PLZT containing Pb, Zr, Ti, and La as constituent...
7291829 Light intensity detector  
A polarization separating element such as a beam splitter receives a first light of a first polarization plane. The polarization separating element derives out of the first light a second light of...
7206116 Faraday rotator  
A Faraday rotator for a Faraday isolator with an input polarizer, with an output polarizer, with a roller-shaped optical crystal that is arranged therebetween and that is arranged symmetrical to...
7192147 Lighting system and projector  
The invention provides a compact, thin, and lightweight lighting system and projector. A lighting system included in a projector according to the present invention is provided with an LED array...
7110623 Temporally coherent depolarizer and a polarization transformer  
A corner cube utilized for both a polarization transformer and a depolarizer requires a special glass for the corner cube. For the transformer a polarized probe beam irradiates only one facet of...
7095559 Variable optical delay circuit  
In a variable optical delay circuit to be used for compensation for polarization mode dispersion of an optical signal and for other purposes, there are provided a first birefringent member, a...
7057787 Architecture for large-FOR EO-crystal-based agile beam steering  
An electro-optic crystal based beam-steering device preferably based on KTN, having a first deflector and a second deflector. The first deflector has a pair of substrates each having a plurality...
7042610 Method and apparatus for improved waveplates and suppression of stray light in LCoS kernel applications  
Optical components are louvered with a light absorptive material that absorbs stray light rays. The louvers are constructed, for example, using a “black” thin film coating between sheets of glass....
7031066 Integrator of optical device  
An integrator of an optical device using a color drum is disclosed. The integrator includes an opening receiving a light generated from a lamp, an optical path part reflecting and passing forward...
7023603 Micro-mirror device including dielectrophoretic microemulsion  
A micro-mirror device includes a substrate having a surface, and a plate spaced from and oriented substantially parallel to the surface of the substrate such that the plate and the surface of the...
6963441 Deactivated electro-optic material and method of forming the same  
An electro-optically deactivated transmissive material comprises a plurality of chemicals which are sufficient, in combination, to enable formation of an electro-optic material having an index of...
6888659 Polarization controller  
A polarization controller comprising means for generating linearly polarized light and at least one liquid crystal cell. A preferred embodiment of the invention comprises a linear polarizer and...
6865006 Optical modulator module  
“This invention offer optical modulator module with fulfilling the effective and the stable optical modulation, which stabilizes the emission of semiconductor and control the shift of optic axis...
6765670 Spectrometer module and applications thereof  
The present invention relates to a spectrometer module comprising an input, for receiving an incoming optical signal, a variable differential group delay (DGD) element, for applying a variable...
6760140 Binary optical interconnection  
An optical interconnection device and a spot displacement device are presented. In optical interconnection device of the present invention, a spot displacement device is employed to cause a light...
6751002 Method and apparatus for semiconductor-based integrated polarization modulator/compensator  
An optical polarization modulator (OPM) for use in an optical communication system includes two polarizing beam splitters (PBSs) and an adjusting stage coupled between the PBSs. One PBS receives...
6717710 Electro-modulating device  
An electro-modulating device for modulating light from a light source, as part of an opto-electronic communication network has a modulating medium for modulating light passing therethrough by...
6714743 Wide range tunable filter  
A wide range tunable filter is provided. A randomly polarized incoming beam is converted into two orthogonally polarized beams. A ½ wave plate and filter block turns these two beams into four...
6690501 Low cost isolator/polarization beam combiner hybrid component  
A method and system for providing an isolator/polarization beam deflector is disclosed. The method and system include a first collimator, a core and a second collimator. The first collimator...

Matches 1 - 50 out of 177 1 2 3 4 >