Lighting device

Details Lighting device Lighting device

1988-09-22

1990-04-03

Schwadron, Martin P.

Illumination

Revolving

362 31, 362311, 362355, 350345, F21V 704

Patent

active

049145533

ABSTRACT:
The lighting device is equipped with a light guide having a linear Fresnel reflection surface consisting of steps of continuously alternating reflecting surfaces having two different reflection angles. A light source is installed at one end of the light guide of the above construction so that the light from the light source is emitted from the irradiation surface of the light guide after being reflected by the linear Fresnel reflection surface.

REFERENCES:
patent: 2797311 (1957-06-01), Jurick
patent: 4183628 (1986-01-01), Laesser et al.
patent: 4252416 (1981-02-01), Jaccard
patent: 4528617 (1985-07-01), Blackington

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