This makes it possible to provide a semiconductor laser device with an attached FAPC monitoring photodiode that is compact, can be integrated together with another signal receiving photodiode and has {HEAD ~ a highlight} detecting {TAIL ~ efficiency} 
detecting
This makes it possible to provide a semiconductor laser device with an attached FAPC monitoring photodiode that is compact , can be integrated together with another signal receiving photodiode and has { HEAD ~ a highlight } detecting { TAIL ~ efficiency }
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