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638nm激光器| Wavelength (nm)波长 | 639± 1 |
| Output power (mW)功率 | 1-650 |
| Power stability (rms, over 4 hours)稳定性 | <3% |
| Transverse mode出光模式 | TEM00 |
| Longitudinal mode纵模 | Single |
| Operating mode工作方式 | CW |
| Spectral line width (nm)线宽 | <0.00001 |
| Coherent length (m)相干长度 | >50 |
| Noise of amplitude (rms, 1Hz~20MHz)性噪比 | < 1%, <0.5% |
| M2 factor光束质量 | < 1.2, < 1. 1 |
| Beam diameter at the aperture ( 1/e2, mm)光斑尺寸 | < 1.5 |
| Beam divergence, full angle (mrad)发散角 | < 1.5 |
| Polarization Ratio偏振比 | > 100:1, Horizontal (Vertical Optional) |
| Warm-up time (minutes)上升时间 | < 10 |
| Pointing stability after warm-up (mrad)光斑指向稳定性 | <0.05 |
| Frequency shift over 8 hours (MHz) (Optional) | <±200 |
| Frequency shift with Temp (MHz/°C) (Optional) | <200 |
| Beam height from base plate (mm)中心高 | 27.4 |
| Laser head consumption(W) | 15 (typical) , <25 (40C) |
| Max. Laser Head Base plate Temp (°C) | 50 |
| Operating Temperature (°C)工作温度 | 10-35 |
| Power supply (90-264VAC)电源 | P220v |
| Expected lifetime (hours)寿命 | 10000 |
| Warranty保修 | 1 year |
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