Sealed LED lamp housing
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United States of America Patent
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Nov 19, 1991
Grant Date -
N/A
app pub date -
Apr 18, 1990
filing date -
Jul 1, 1989
priority date (Note) -
Expired
status (Latency Note)
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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.
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