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638nm激光器| Wavelength range of roughly tuning (nm)波长 | 634~643 | 
| Operating mode工作方式 | CW | 
| Output power (mW)功率 | > 1, 2, 3, … , 10 | 
| Power stability (rms, over 4 hours)稳定性 | < 1%, <2%, <3% | 
| Transverse mode光斑模式 | Near TEM00 | 
| Spectral linewidth (nm)线宽 | <0. 1 | 
| Beam diameter at the aperture ( 1/e2,mm)光斑尺寸 | ~3.0 | 
| Beam divergence, full angle (mrad)发散角 | < 1.0 | 
| Polarization ratio偏振比 | >50:1 (>100:1, optional) Horizontal±5 degree | 
| Warm-up time (minutes)上升时间 | <5 | 
| Beam height from base plate (mm)中心高 | 45.5 | 
| Operating temperature (C)工作温度 | 20~30 | 
| Parameters of customed power supply供电 | Current : 0~300mA | 
| TEC: 7~ 12kΩ | |
| PZT voltage: 0~ 100V | |
| Expected lifetime (hours)寿命 | 10000 | 
| Warranty保修 | 1 year | 
