Optical: systems and elements – Signal reflector – Light transmitting from source behind a reflector
Patent
1996-12-03
2000-12-26
Spyrou, Cassandra
Optical: systems and elements
Signal reflector
Light transmitting from source behind a reflector
359527, 359529, 359530, 362243, 362183, 362339, G02B 512
Patent
active
061647829
ABSTRACT:
A self-contained lighted marking device that is a directionally dependent line light source has a substantially transparent housing. The housing has a narrow cross-section, preferably rectangular in shape. A thin, flexible film having a smooth surface on one side and a plurality of linear substantially right angled isosceles prisms on the other side is located along the periphery of the interior of the housing. A light source, preferably a plurality of light emitting diodes, are located at at least one end of the housing.
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3M Innovative Property Company
Buckingham Stephen W.
Sikd-er Mohammad Y.
Spyrou Cassandra
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