Spectral wedge interference filter combined with purifying filters
First Claim
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1. SPECTRUM PRODUCING MEANS COMPRISING A WEDGE INTERFERENCE FILTER AND AT LEAST TWO DIFFERENT COLOR FILTERS PLACED SIDE BY SIDE AND PERMANENTLY ATTACHED TO THE WEDGE INTERFERENCE FILTER, EACH OF SAID COLOR FILTERS PASSING LIGHT OF WAVELENGTHS WITHIN THE RANGE OF THE SPEC-
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1 Claim
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1. SPECTRUM PRODUCING MEANS COMPRISING A WEDGE INTERFERENCE FILTER AND AT LEAST TWO DIFFERENT COLOR FILTERS PLACED SIDE BY SIDE AND PERMANENTLY ATTACHED TO THE WEDGE INTERFERENCE FILTER, EACH OF SAID COLOR FILTERS PASSING LIGHT OF WAVELENGTHS WITHIN THE RANGE OF THE SPEC-
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Current AssigneeFrederick W. Kavanagh
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Original AssigneeFrederick W. Kavanagh
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InventorsKavanagh, Frederick W.
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Application NumberUS03/205,097Time in Patent Office1,589 DaysField of SearchUS Class Current359/590CPC Class CodesG01J 3/12 Generating the spectrum; Mo...G02B 5/28 Interference filters
