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Thermal-insensitive 1.06 μm laser by using the optimized concavo-convex cavity

Y. MA1,* , H. LI2, J. LIN2, X. YU1, N. HE2, J. ZHANG2

Affiliation

  1. National Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China
  2. South-west Institute of Technical Physics, Chengdu 610041, China

Abstract

In this letter, we discussed the theoretical requirements of resonator stability, and found that resonator with G1*G2*=1/2 or closer to it was deep stable and insensitive to the thermal lens of laser crystal. The resonator was designed according to the obtained theoretical results. Laser with optimized concavo-convex cavity was found to meet the condition of violent change of environment temperature and the variation of thermal lens of laser crystal by our experiments.

Keywords

Stability, Concavo-Convex Cavity, G parameter.

Citation

Y. MA, H. LI, J. LIN, X. YU, N. HE, J. ZHANG, Thermal-insensitive 1.06 μm laser by using the optimized concavo-convex cavity, Optoelectronics and Advanced Materials - Rapid Communications, 4, 9, September 2010, pp.1281-1283 (2010).

Submitted at: Aug. 1, 2010

Accepted at: Sept. 15, 2010