PAR Flood lamp

Details PAR Flood lamp PAR Flood lamp

1982-05-21

1984-11-20

Lechert, Jr., Stephen J.

Illumination

Light source and modifier

Including reflector

362328, 362329, 362337, 362338, 362339, 362340, 362375, F21V 700

Patent

active

044842546

ABSTRACT:
A flood lamp having a lens with a series of concentrically disposed fluted rings on the internal lens surface in combination with an outer concentric ring adjacent to and wider than any one of the fluted rings and containing a plurality of semi-spherical protrusions disposed in an established pattern (e.g., circular or hexagonal). The flood lamp reflector has multiple reflective surfaces including a front section that is parabolic shape having a principle focal point, a spherical section having its center of radius coincident with the principle focal point of the parabolic front section, and a spherical rear section.

REFERENCES:
patent: 2454332 (1948-11-01), Mitchell et al.
patent: 3340393 (1967-09-01), Franck et al.

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