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作者:上官尤    发布时间:2019-03-05 08:16:10    

By Barry Fox Imax, the company that produces giant-screen movies, now wants to go electronic with a large-format video projector). They use a microchip covered with tiny mirrors to reflect light onto the screen. The brightness of the image is limited by the amount of light that can be reflected off the mirrors without damaging them, and the size of the gaps between the mirrors limits the picture’s clarity. So Imax uses two separate mirror projectors (WO 01/69941/2,

 

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