Illumination – Daylight lighting – Including selected wavelength modifier
Patent
1997-01-14
2000-02-01
Sember, Thomas M.
Illumination
Daylight lighting
Including selected wavelength modifier
362147, 362293, 362260, F21V 902
Patent
active
060194766
ABSTRACT:
A filter in the form of a lens or panel or a sleeve for a fluorescent light source made with pigments therein that will modify the fluorescent output to resemble daylight. An ultraviolet absorber is also included in the panel.
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patent: 5184881 (1993-02-01), Karpen
patent: 5285362 (1994-02-01), Sakata
patent: 5329435 (1994-07-01), McGuire
patent: 5359498 (1994-10-01), Karpen
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