355nm单纵模激光器参数指标

 线宽                              lidewidh

<0.5MHZ

 相干长度                   Coherence Lenggth

   >100m

单纵横模高光束质量型 TEM00

输出功率         Output power

10-150mW

光束直径           Beam Diameter  

0.8mm  at 1/e2, at 50mm from aperture

光斑发散角       Beam divergence

1.0mrad at 1/e2, full angle, in far fi   eld

光束质量         Beam   Quality  

TEM00, M2 < 1.1

指标参数

功率稳定性       Power Stability  

 ± 2%  p-p, over 4 hours and ± 3 °C

光学噪声           Optical Noise 

 < 0.2%  rms, 10 Hz - 2 MHz

偏振比           Polarization Ratio

>100:1

指向稳定性       pointing Stability

<5 urad/°C