Optical: systems and elements – Absorption filter – Filters in optical parallel
Patent
1998-07-01
2000-01-04
Spyrou, Cassandra
Optical: systems and elements
Absorption filter
Filters in optical parallel
359892, 359885, 362277, 362282, 362283, G02B 522
Patent
active
060116625
ABSTRACT:
A color wheel for lighting fixtures comprising a hub wherein removable, user-selected dichroic filters are engaged by a spring element. The filters are removably held by two pegs extending upward and one nub extending downward. The filters can be lifted for removal.
REFERENCES:
patent: 5060126 (1991-10-01), Tyler et al.
Curtis Craig
Light & Sound Design Ltd.
Spyrou Cassandra
LandOfFree
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