High powered laser diode

Coherent light generators – Particular active media – Semiconductor

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372 43, 372 44, 372 45, 372 46, 372 47, 372 48, 372 49, 372 50, 372 75, 372101, H01S 500

Patent

active

061635561

ABSTRACT:
A method of reducing the amount of unwanted radiation emitted from a semiconductor laser device involves coating a transparent portion the device intended to transmit radiation with a partially reflective layer. The transparent portion is typically the lens cap

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patent: 5838703 (1998-11-01), Lebby et al.

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