G - Physics – 02 – B
Patent
G - Physics
02
B
240/155, 88/94
G02B 17/06 (2006.01) F21V 8/00 (2006.01) G02B 27/09 (2006.01) G03F 7/20 (2006.01)
Patent
CA 1272894
Abstract A light transformer for converting light from a short arc lamp into an arcuate shape of uniform intensity. Mirror means associated with the short arc lamp projects light from the short arc lamp as a plurality of separate images conforming to the desired arcuate shape onto a plurality of reflecting facets also formed in the desired arcuate shape. Light pipe means formed in the desired arcuate shape is disposed at one end to receive light images via the facets and to emit light at the other end in the desired arcuate shape.
521814
Markle David A.
Wu Frederick Y.
Osler Hoskin & Harcourt Llp
Svg Lithography Systems Inc.
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