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Use of fresnel zone plates for material processing
It is an advantage of the present invention to provide a system which uses diffractive optics techniques to form an arbitrary pattern for machining and material ...
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Ambient turn-on suppression hologram
These and other objects of the invention are provided by a hologram which includes a light source, an image hologram member for forming an image when illuminated by the ...
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Method of producing switchable holograms
A method of producing a switchable hologram generally comprises providing a substrate composed of a liquid crystal material and having two generally opposed surfaces and ...
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Suture clip with reduced hinge mass
The invention is an improved surgical clip. The clip is of the type comprising first and second leg members joined at their proximal ends by a resilient hinge region and ...
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Switchable lens/diffuser
The above problems and others are at least partially solved and the above purposes and others are realized in a switchable lens/diffuser including an optical component ...
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Method for making an optical device using a laser beam interference pattern
To resolve the above described problems in the existing state of the art of the display devices based on polymer dispersed liquid crystal technology, the present ...
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Optics arrangements including light source arrangements for an active matrix liquid crystal image generator
As will be described in more detail hereinafter, a system for producing modulated light is disclosed. The system comprises a spatial light modulator including a light ...
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VLSI visual display
The present invention provides a visual display which comprises a miniature display compatible with VLSI technology to display thereon images having desired quality but ...
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Apparatus for displaying image recognized by observer as stereoscopic image, and image pick-up apparatus
It is an object of the present invention to provide an image display apparatus and an image input apparatus, which can improve observability by setting different display ...
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Display device having diffraction grating
The object of the present invention is to provide a display device having a diffraction grating which can realize a high definition display, by effectively treating a ...
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