Optical sensor system, optical gas sensor system, particulate sensor system, light emitting apparatus, and image printing apparatus
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United States of America Patent
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Jan 23, 2018
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N/A
app pub date -
Mar 24, 2015
filing date -
Apr 22, 2014
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Abstract
An optical sensor system is provided which can be used not only as an ordinary light source, but also to calculate an environmental parameter. Rear surface outgoing light (31) output from a rear surface (21) of a semiconductor laser (10) is used in a process of calculating an environmental parameter by control and arithmetic device (60) to, while front surface outgoing light (30) output from a front surface (20) is used in an application other than the calculation of the environmental parameter.
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