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633nm激光器| Central wavelength (nm) | 633± 1 | 
| Operating mode | CW | 
| Output power (mW) | > 1, 10, … , 30 | 
| Power stability (rms, over 4 hours) | < 1%, <2%, <3% | 
| Transverse mode | Near TEM00 | 
| Longitudinal mode | Single | 
| Spectral linewidth (MHz) | <50 | 
| Coherent length (m) | >2 | 
| M2 factor | < 1.5 | 
| Beam diameter at the aperture ( 1/e2,mm) | ~ 1.0 | 
| Beam divergence, full angle (mrad) | ~2.0 | 
| Polarization ratio | >50:1 (>100:1, optional) Horizontal±5 degree (Vertical Optional) | 
| Warm-up time (minutes) | <5 | 
| Beam height from base plate (mm) | 24.8 | 
| Operating temperature (C) | 10~35 | 
| Power supply (85-264VAC) | PSU-III-FDA | 
| Expected lifetime (hours) | 10000 | 
| Warranty | 1 year | 
