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Conferences > PhAST > 2007 > JThD > JThD48
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2007),
  • paper JThD48

Beam Characteristics of Mid-IR Quantum Cascade Lasers

Kannan Krishnaswami, Bruce Bernacki, Bret Cannon, Mark Phillips, Nicolas Hô, Paul Allen, and Norman Anheier

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Abstract

We report divergence, astigmatism and M2 measurements for 8.77μm quantum cascade lasers. Measurements showed divergence of 62° by 32° FWHM ± 2° and M2 values of 1.81 and 1.22 for the fast and slow axes respectively. Astigmatism at source was ~4pm, less than half a wave.

© 2007 Optical Society of America

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