Matches 1 - 8 out of 8


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US20080252951 Reference beam coupler for an apparatus for reading from and/or writing to holographic storage media  
The present invention relates to a reference beam coupler for an apparatus for reading from and/or writing to holographic storage media, to a multiplexing scheme using the reference beam coupler,...
US20060126142 Illumination apparatus for display device using hologram-based light guide plate (LGP)  
An illumination apparatus and method for a display device designed such that light is incident on a hologram or hologram pattern at an angle for which diffraction efficiency is the highest. The...
US20090296177 METHOD AND APPARATUS FOR USING A HOLOGRAM TO CONTROL THE OPTICAL FIELD DISTRIBUTION OF LIGHT GENERATED BY A LIGHT SOURCE AND LAUNCHED INTO AN END OF AN OPTICAL WAVEGUIDE  
A diffractive coupling element based on a computer-generated hologram is used in an optical coupling system of a transmitter to control the launch of laser light from a laser light source onto an...
US20090051987 Method and arrangement for producing a hologram  
A method and arrangement for producing a hologram of an object uses light, having photon packets, to illuminate the object and to serve as a reference light. Each photon packet includes a...
US20150241844 Display Method and Display Apparatus  
A display method lets a display beam to propagate in a transparent substrate while internally reflected repeatedly and lets the display beam partly emit out of the transparent substrate every time...
US20090122375 Holographic information recording and reproducing apparatus for the same  
In a holographic information recording and reproducing apparatus, an optical fiber guides a reference beam toward a recording medium for holographic recording, and a precision rotator is turned,...
US20100259804 Illumination Unit Comprising an Optical Wave Guide and an Imaging Means  
Disclosed is an illumination unit comprising a strip-type optical wave guide and an imaging means, and providing a very high light efficiency with a reduced number of primary light sources. The...
US20150277375 OPTICAL WAVEGUIDE INCLUDING SPATIALLY-VARYING VOLUME HOLOGRAM  
An optical waveguide includes a waveguide body and a spatially-varying volume hologram. The volume hologram increases, in a coordinate direction along the volume hologram, an angle of incidence by...
Matches 1 - 8 out of 8