Electromagnetic shutter and cover
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United States of America Patent
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-
Aug 11, 1998
Issued Date -
N/A
app pub date -
Sep 18, 1995
filing date -
Mar 20, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A light shutter for selectively masking the light emitted from an optic fibre is combined with a transparent panel through which the emitted light will travel. The transparent panel may be lens shaped and used, for example, to reduce light divergence about a transverse axis or to expand light divergence about a transverse axis.
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