请问哪里可以买到这样的激光管
Laser wave length: 632.8 nm Output power: 7 mW Polarization: linear polarized 500 : 1 Beam waist: 0.76 - 0.84 mm (1/e2) Beam divergence: approx. 0.96 mrad Longitudinal mode spacing: 438 Mhz nominal Warm up time: 15 min (90 % power level) Output power stability: 2.5 % / 8 h long time drift Operating voltage: 2350 ± 200V Operating current: 6.5 mA Operating temperature: +15°C to +50°C Storage temperature: -40°C to +80°C Relative humidity: 0 to 90 % Weight: approx. 700 g Life time: 20000 h
你可以联系北京大学物理系 010-62751753
好的,谢谢你了。
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