Electric reflector lamp

Details Electric reflector lamp Electric reflector lamp

1976-10-06

1977-08-02

Kominski, John

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Reflector

313112, 350290, 350294, H01K 132

Patent

active

040398781

ABSTRACT:
Electric reflector lamps having an ellipse-like curved reflector and a hyperbola-like curved IR reflector having a higher efficiency if not only the foci of both reflectors coincide and the high source is arranged on the coinciding foci present within the space enclosed by the reflectors, but the relationship a.sub.h = f .times. c.sup.2 /a.sub.e also applies, where f is a factor dependent on the eccentricity of the ellipse.

REFERENCES:
patent: 3494693 (1970-02-01), Elmer

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