Optical wavefront sensing system
We claim: 1. Wavefront distortion sensing apparatus comprising: (a) focusing means for focusing a first wavefront beam of energy onto a beam divider means; (b) nutating means for nutating said first b... Read More
Inventors: Feinleib, Julius M.; Bowker, John K.; Schmutz, Lawrence E.; Tubbs, Steven J.; Shao, Michael;, Assignee: Adaptive Optics Associates, Inc. (Cambridge, MA) |
Active mirror wavefront sensor
The present invention in its broadest sense resides in a self-contained wavefront sensor capable of providing elemental wavefront phase difference signals over a large area or beam cross section. Brie... Read More
Inventors: Livingston, Peter M.; Shelton, Jean C.;, Assignee: TRW Inc. (Redondo Beach, CA) |
Variable phase stop for use in interferometers
In view of the foregoing, there is a need for a dynamically variable phase stop whose characteristics can be electrically controlled. In such manner, the phase stop can be used in common-path interfer... Read More
Inventors: Pepper, David M.; O'Meara, Thomas R.;, Assignee: Hughes Aircraft Company (Los Angeles, CA) |
Wavefront sensing and correction with deformable mirror
What is claimed is: 1. A system for determining the radiation transmission characteristics of a region along a reference axis comprising: A. means for generating a first substantially single frequency... Read More
Inventors: Hubbard, Jr., James E.;, Assignee: The Charles Stark Draper Laboratory, Inc. (Cambridge, MA) |
Dual light valve system with selective decoupling of light valves
What is claimed is: 1. Apparatus for preventing undesired correction of an atmospheric reference wavefront in a dual light valve, laser wavefront correcting system comprising: a main aberration correc... Read More
Inventors: O'Meara, Thomas R.; Pepper, David M.;, Assignee: Hughes Aircraft Company (Los Angeles, CA) |
Parallel optical image processing system
Accordingly, it is a general object of the present invention to provide a novel and useful parallel optical processing system wherein the aforementioned problems are eliminated. Another and more speci... Read More
Inventors: Mifune, Hironobu; Inada, Toshio;, Assignee: Ricoh Company, Ltd. (JP) |
Electrostatic discharge protective circuit in a liquid crystal display
It is an object of the present invention to solve the above-mention problems of the prior art. Another object is to provide an electrostatic discharge protective circuit in a liquid crystal display ha... Read More
Inventors: Kim, Dong-gyu;, Assignee: Samsung Electronics Co., Ltd. (Suwon, KR) |
Floating disc photoconductive film reader
The invention includes a high speed rotating disc having one or more reader heads located on its lower face near the edge and placed above the photoconductive film such that the film moves longitudina... Read More
Inventors: Barry, James D.; Denney, Joseph M.;, Assignee: Hughes Aircraft Company (El Segundo, CA) |
Electronic imaging camera system with phosphor image receiving and storing device
What is claimed is: 1. An electronic image camera apparatus including an objective lens for focusing scene light received from each of a plurality of succeeding subjects to be recorded and means for d... Read More
Inventors: Kime, Milford B.;, Assignee: Polaroid Corporation (Cambridge, MA) |
Image recording apparatus
Accordingly, a primary object of the present invention is to provide an image recording apparatus which allows an operator to easily know the size of an original recorded on a recording medium after r... Read More
Inventors: Aikoh, Yasuyuki; Iwaya, Toshio; Naba, Takashi;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Optical system for an LCD projector
Accordingly, it is an object of the present invention to provide a an optical system for LCD projector which can provide high luminance and high resolution color image, whereby the above-mentioned pro... Read More
Inventors: Lee, Seung G.;, Assignee: Goldstar Co., Ltd. (Seoul, KR) |
Infrared crystalline spatial light modulator
It is therefore the primary object of the present invention to provide electro-optic apparatus for modulating infrared radiation. It is a more specific object of the present invention to provide a spa... Read More
Inventors: Goldstein, Dennis H.; Wehling, Martin F.;, Assignee: |
Light-to-light conversion method and display unit using the same
With the foregoing drawbacks of the prior art in view, it is an object of the present invention to provide an improved light-to-light conversion method which is capable of converting the time sequenti... Read More
Inventors: Takanashi, Itsuo; Asakura, Tsutou; Nakagaki, Shintaro; Shinonaga, Hirohiko; Furuya, Masato; Suzuki, Tetsuji;, Assignee: Victor Company of Japan, Ltd. (Yokohama, JP) |
Optical switch structures
The present invention has for an object to provide such a structure which is simpler to fabricate than prior structures and which also incorporates a low degree of cross-talk. Accordingly, the present... Read More
Inventors: Lane, Charles H. R.;, Assignee: The General Electric Company, p.l.c. (GB2) |
Flat optical TV screen
OF THE INVENTION Referring to the central portion of FIG. 1, there are shown overlapping rows and columns of mediums, preferably optical fibers. The fibers are shown in the form of elongated cylinder... Read More
Inventors: Lang, Paul W.; Gribshaw, Franklin C.;, Assignee: Jensen; Allen (); Goldstake () |
Spatial light modulator projection system with random polarity light
The preferred embodiments shown herein show various concepts in the field of digitized video systems for two and three dimensional images. A deformable mirror device is shown which is capable of recei... Read More
Inventors: Thompson, E. Earle; DeMond, Thomas W.;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Projection display system including a collimating tapered waveguide or lens with the normal to optical axis angle increasing toward the lens center
The lighting device according to this invention comprises a light source; a reflecting means for reflecting light emitted by the light source in a determined direction; and a compensating means for re... Read More
Inventors: Shibatani, Takashi; Shinomiya, Tokihiko; Yamatani, Takuji; Hamada, Hiroshi; Nakanishi, Hiroshi;, Assignee: Sharp Kabushiki Kaisha (Osaka, JP) |
Method of and apparatus for adjusting an image intensifier chain
What is claimed is: 1. A method of adjusting an image intensifier to obtain an optimum adjustment at least of a focussing voltage applied to the image intensifier comprising the steps of exposing the ... Read More
Inventors: Proper, Johannes; Schuur, Jacob; Monte, George L. A.; Westerveld, Eduard P.;, Assignee: U.S. Philips Corporation (New York, NY) |
X-Ray diagnostic installation
In FIG. 1 an x-ray tube 1 is illustrated which is operated by a high voltage generator 2 and emits a radiation beam which penetrates a patient 3 and projects a radiation image on the input fluorescen... Read More
Inventors: Horbaschek, Heinz;, Assignee: Siemens Aktiengesellschaft (Berlin & Munich, DE) |
Inks and liquid developers containing colored silica particles
What is claimed is: 1. A liquid developer composition which comprises a liquid medium, a polymeric material soluble in the liquid medium, a charge control agent, and a plurality of colored particles c... Read More
Inventors: Winnik, Francoise M.; Keoshkerian, Barkev; Wong, Raymond W.; Drappel, Stephan; Crocher, Melvin D.; Mayo, James D.; Hofstra, Peter G.;, Assignee: Xerox Corporation (Stamford, CT) |
Electric component compression bonding machine and method
OF THE INVENTION In the followings, an embodiment of the present invention will be described with reference to the accompanying drawings. FIG. 6 is a perspective view showing the configuration of an ... Read More
Inventors: Ogawa, Yoshitsugu; Ogimoto, Shinichi; Iwanaga, Kunihiro;, Assignee: Shibaura Mechatronics Corporation (Yokohama, JP) |
Ink-jet recording ink, ink-jet recording ink set, ink cartridge, ink-jet printer, and ink-jet printing method
It is an object of the present invention to provide, after solving the above conventional shortcomings, an ink and an ink set which use a pigment as a coloring material for an aqueous ink for ink-jet ... Read More
Inventors: Namba, Michihiko; Tokuno, Toshiroh; Gotoh, Akihiko; Nagai, Kiyofumi;, Assignee: Ricoh Company, Ltd. (Tokyo, JP) |
Color display device having liquid crystal cell and fluorescent display with two different luminous sections
The present invention has been made in view of the foregoing disadvantage of the prior art. Accordingly, it is an object of the present invention to provide a field-sequential color display device con... Read More
Inventors: Watanabe, Hiroshi; Ikuta, Youichi;, Assignee: Futaba Denshi Kogyo K.K. (Mobara, JP) |
Multipanel liquid crystal display device
It is an object of the present invention to provide a multipanel liquid crystal display device in which such a blank portion formed at the joint between adjoining liquid crystal display panels and una... Read More
Inventors: Saitoh, Masakatsu; Kumisawa, Yuko; Yamada, Jun; Satoh, Kohzoh;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Image transfer laser engraving
Having thus described the invention, what is claimed is: 1. Laser engraving apparatus comprising: source means for a laser beam; first and second support tables having support means for holding said t... Read More
Inventors: Macken, John A.; Palanos, Paul N.;, Assignee: Optical Engineering, Inc. (Santa Rosa, CA) |
Deformable mirror
The invention relates to a deformable mirror making it possible to obviate the aforementioned disadvantages. For this purpose, the mirror according to the invention and formed by a thin reflecting dis... Read More
Inventors: Alfille, Jean-Pascal; Noel, Jean-Paul;, Assignee: |
Erasable label kit
OF THE PREFERRED EMBODIMENTS Turning now descriptively to the drawings, in which similar reference characters denote similar elements throughout the several views, FIG. 1 illustrates an erasable labe... Read More
Inventors: Woods, Stephen G.;, Assignee: |
Projection-type display apparatus
Accordingly, in order to overcome the above-described problems of conventional devices, it is an object of the present invention to provide a projection-type display apparatus which reduces the amount... Read More
Inventors: Murakami, Osamu; Yajima, Akitaka; Itoh, Yoshitaka;, Assignee: Seiko Epson Corporation (Tokyo, JP) |
Method of generating an electric pulse of predetermined shape and application to cutting out a portion from a laser pulse
The present invention provides a method of generating an electric pulse of predetermined waveform, the method comprising the steps of: providing a capacitor having first and second plates, the first p... Read More
Inventors: LeGoff, Denis;, Assignee: Compagnie Generale d'Electricite (Paris, FR) |
Ion implant apparatus
OF THE INVENTION FIG. 1 shows a wafer anti-static device of an ion implant apparatus according to a first embodiment of the present invention. A target 21 for being radiated by a primary electron bea... Read More
Inventors: Misawa, Hisanori; Nishimura, Hidetaro; Tsujimaru, Takaya; Kikuchi, Shuji; Abe, Nobuyuki; Mori, Kouichi;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
LCD 
