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289nm激光器| Wavelength (nm)波长 | 280±1 | 
| Operating mode工作方式 | Acousto-Optic Q-switched | 
| Average power (mW)平均功率 | >10, 20, ...,70 | 
| Pulse duration (ns)脉宽 | <25ns | 
| Rep. rate (kHz)频率 | 5 | 
| Single pulse energy (µJ)单脉冲能量 | 14 | 
| Beam diameter at the aperture (1/e2, mm) 光斑尺寸 | <4 | 
| Beam divergence, full angle (mrad)发散角 | <6 | 
| Ave power stability (over 4hours)功率稳定性 | <5%, <3% | 
| Warm-up time (minutes)稳定时间 | <10 | 
| Operating temperature (°C)工作温度 | 15~30 | 
| Warranty period保修 | 1year | 
