IFRARED FILTER WITH PROTECTION FILM AND LENS MODULE
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United States of America Patent
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N/A
Issued Date -
May 2, 2013
app pub date -
Dec 20, 2011
filing date -
Oct 26, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A lens module includes a barrel, at least one lens, and an infrared filter. The at least one lens is received in the barrel. The infrared filter is received in the barrel and neighboring the at least one lens. The infrared filter includes a circular glass substrate and an annular protection film. The circular glass includes two opposite surface. An outer diameter of the protection film is substantially equal to the diameter of the glass substrate. The protection film is coaxially adhered to one of the surfaces.
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