Sealed LED lamp housing

Details Sealed LED lamp housing Sealed LED lamp housing

1990-04-18

1991-11-19

O'Shea, Sandra L.

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

313499, 362800, H01L 2313, H05B 3302

Patent

active

050668897

ABSTRACT:
A sealed LED lamp housing includes a single unit made of a semi-transparent polymer of neutral optical density having a first portion forming a lens, through which light can pass from an LED contained therein, and a second portion, of greater thickness than the first portion, that provides a contrast annulus surrounding the lens.

REFERENCES:
patent: 2750654 (1956-07-01), Owens
patent: 3178621 (1965-04-01), Glickman
patent: 3919585 (1975-11-01), Schorr

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