Multi-wavelength laser device

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United States of America Patent

PATENT NO 9270085
SERIAL NO

14547116

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Abstract

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A multi-wavelength semiconductor diode laser device includes a semiconductor diode gain medium including one or more quantum well structures, each of the quantum well structures having an associated gain peak, the semiconductor gain medium further including a back facet configured for high reflection of laser light therein and a front facet configured for coupling a laser beam therefrom, one or more collimation optics configured to receive the laser beam, and an external volume Bragg grating configured to reflect a portion of the laser beam and narrow the wavelength of at least a portion of the light generated by the semiconductor gain medium to a selected wavelength corresponding to at least one of the gain peaks, wherein an output beam is coupled out of the external volume Bragg grating, the output beam having a plurality of output wavelengths.

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Patent Owner(s)

Patent OwnerAddress
NLIGHT INC5408 NE 88TH STREET BUILDING E VANCOUVER WA 98665

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanskar, Manoj Portland, US 57 295

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