Paper
31 October 2016 Diode laser array by spectral beam combing with a transmission grating
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Abstract
The 38.5 W spectral combined beam of a 19-element 940 nm diode laser bar has been demonstrated in the spectral beam combining experiment by using a Beam Transformation System (BTS). The outputs had a diffraction-limited beam quality in the fast axis and M2=10.5 in the slow axis. Spectral beam combining was achieved by using an external cavity including a transmission diffraction grating.
© (2016) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Quan Zhou, Changhe Zhou, Chunlong Wei, and Na Yu "Diode laser array by spectral beam combing with a transmission grating", Proc. SPIE 10022, Holography, Diffractive Optics, and Applications VII, 1002217 (31 October 2016); https://doi.org/10.1117/12.2245933
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Cited by 1 scholarly publication.
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KEYWORDS
Semiconductor lasers

Diffraction gratings

Output couplers

Reflectivity

Chemical elements

Diffraction

Collimation

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