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Brian E Kruschwitz, Andrew F Kurtz: Laser projection display system. Eastman Kodak Company, Thomas H Close, July 15, 2003: US06594090 (353 worldwide citation)

A display apparatus, includes a laser light source for emitting a light beam; a beam expander for expanding the light beam; a spatial light modulator; beam shaping optics for shaping the expanded laser beam to provide uniform illumination of the spatial light modulator, the beam shaping optics inclu ...


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Andrew F Kurtz, Brian E Kruschwitz, Sujatha Ramanujan: Laser projection display system. Eastman Kodak Company, Thomas H Close, June 10, 2003: US06577429 (177 worldwide citation)

A display apparatus includes a laser light source for emitting a light beam having a coherence length; a beam expander for expanding the light beam; a spatial light modulator; beam shaping optics for shaping the expanded laser beam to provide uniform illumination of the spatial light modulator, the ...


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Andrew F Kurtz, David Kessler: Laser printer using a flys eye integrator. Eastman Kodak Company, Nelson Adrian Blish, David A Novais, July 13, 1999: US05923475 (88 worldwide citation)

A laser printer (10) is comprised of a laser diode array (11), a cross array illumination optics (21), a laser lenslet array (24), a spatial light modulator (40), and a fly's eye integrator (23) which illuminates the spatial light modulator with flooded uniform light.


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Andrew F Kurtz, Bruce R Whiting, John C Boutet, James R Milch, John Gasper, David Kessler: Linear integrating cavity light source used for generating an intense beam of light. Eastman Kodak Company, Thomas H Close, September 19, 1989: US04868383 (71 worldwide citation)

A linear light source for a film scanner includes means for generating an intense beam of light and an elongated cylindrical integrating cavity having diffusely reflective walls, and defining an input port through which the intense beam is introduced into the cavity and an output slit parallel to th ...


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Sujatha Ramanujan, Andrew F Kurtz, Alan C G Nutt: Grating modulator array. Eastman Kodak Company, Nelson Adrian Blish, July 4, 2000: US06084626 (70 worldwide citation)

A grating modulator array (40) is comprised of a plurality of modulator sites (41). Each modulator site (41) is comprised of a plurality of first poled regions (50) and a plurality of second poled regions (51) alternating with said first poled regions. A first electrode (48a) is attached to a first ...


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Andrew F Kurtz, John N Border, Kathleen M Costello, Elena A Fedorovskaya: Managing scene transitions for video communication. Eastman Kodak Company, Roland R Schindler, November 22, 2011: US08063929 (51 worldwide citation)

Video communication systems and methods for operating the same are provided. The system has a computer cooperating with at least one image capture device which acquires video images of a local environment having an individual therein, an audio system, an image processor and a communication controlle ...


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Andrew F Kurtz, Glenn L Kennel, David J Snider: Film scanner illumination system having an automatic light control. Eastman Kodak Company, Robert L Randall, October 13, 1992: US05155596 (46 worldwide citation)

An illumination system for a film scanner is disclosed which comprises a light source and optics for providing a line of light on a film. Light transmitted through the film is imaged onto photosensor elements such as CCD arrays. In order to obtain a high quality electronic image from various types o ...