Apparatus for use in projecting a picture image onto a...

Details Apparatus for use in projecting a picture image onto a... Apparatus for use in projecting a picture image onto a...

G - Physics

03

B

G03B 21/132 (2006.01)

Patent

CA 2142221

An apparatus for use in projecting a picture image onto a remote surface includes a frame assembly, a stage assembly, and a support assembly. The frame assembly receives a light source and a light pipe through which light from the light source is transmitted and cooled, the stage assembly supports a plurality of discrete transparencies, and the support assembly supports a projecting lens and a reflecting mirror. The stage assembly includes a stage glass for supporting discrete transparencies. The stage glass is rectilinearly displaceable so as to permit any discrete point of the stage glass to be positioned above a light source.

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