Twin-beam luminaire lens

Details Twin-beam luminaire lens Twin-beam luminaire lens

1975-12-29

1977-10-11

Moses, R. L.

Illumination

Elongated source light unit or support

With or including transparent or translucent member

362339, F21V 500

Patent

active

040537625

ABSTRACT:
A luminaire lens is provided with a prism arrangement which emits light in two beams. A two-light tube fixture is utilized with approximately the same amount of light coming from the 0.degree. to 30.degree. zone of candlepower distribution and the 30.degree. to 60.degree. zone of candlepower distribution, with very little light emitted from the 60.degree. to 90.degree. zone of candlepower distribution.

REFERENCES:
patent: 3009054 (1961-11-01), Thomas
patent: 3251987 (1966-05-01), Wince
patent: 3483366 (1969-12-01), Wince
patent: 3829680 (1974-08-01), Jones

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