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 July 12, 2008 - 09.40 GMT
At the International Planetarium Society meeting in Chicago, Carl Zeiss presented a novel type of video projector which by far surpasses the contrast offered by all existing projector solutions. The new VELVET projector has been designed for use in planetarium domes and other dome theaters. It is based on the DLP chip technology from Texas Instruments, and while projectors from other manufacturers feature a contrast ratio of only 30.000:1, the new projector achieves a ratio that is larger by a factor of 83, i.e. 2.500.000:1...More
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