Optical system for projecting pictures on a screen

Details Optical system for projecting pictures on a screen Optical system for projecting pictures on a screen

G - Physics

02

B

88/117, 88/52

G02B 27/18 (2006.01) H04N 5/74 (2006.01) H04N 9/31 (2006.01)

Patent

CA 1008712

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