Optics: image projectors – Unitary plural refracting surfaces
Patent
1996-10-18
1999-05-11
Dowling, William
Optics: image projectors
Unitary plural refracting surfaces
353 84, 353 62, 362309, G03B21/14
Patent
active
059020326
ABSTRACT:
A method and apparatus for generating lumia patterns, using a low wattage incandescent light source having a source size of greater than one millimeter. The light source, a multiple-lensing filter and an imaging lens are tuned with each other to create a bright, reinforcing pattern from a relatively weak light source.
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Selected pp. AH-1 and AH-2 from the Precision Projection System catalog showing the Remote Lumia Module., 1996.
Selected pages from the Olesen catalog, showing currently-available lumia apparatus, pp. AH-1 through AH-5.
Hannigan Carl
Hannigan James
Dowling William
Haymond Philip H.
Precision Projection Systems, Inc.
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