Lighting device

Details Lighting device Lighting device

1976-09-27

1978-07-25

Miller, J D

Illumination

With liquid container

362318, 362294, F21V 3300, F21V 2900

Patent

active

041033221

ABSTRACT:
A device for illuminating fish tanks or the like in which a source of light positioned over the fish tank is surrounded with light absorbent material to prevent unwanted reflection or refractions and is provided with a filter which specifies the color of the illuminating light. The fish tank water is illuminated with a single color light free of unwanted refractions or reflections to muddy the color.
The device includes a masking cylinder housing the light which prevents all unwanted reflections and refractions and filter cylinder movable with respect to the masking cylinder to provide a variety of color possibilities.

REFERENCES:
patent: 2301419 (1942-11-01), Lew
patent: 2761959 (1956-09-01), Kunins
patent: 3857366 (1974-12-01), Willinger

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