Selectable aperture module
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United States of America Patent
Stats
-
Jan 2, 1990
Grant Date -
N/A
app pub date -
Jul 26, 1988
filing date -
Jul 26, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A lighting system aperture mechanism formed by a movable carriage including a frame with openings for aperture means. The frame is moved to position a selected opening around a beam of light, and an aperture means disposed in the selected opening may be rotated as desired to produce special effect patterns in the beam of light.
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Family
International Classification(s)
Cited Art Landscape
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