参数 波长Wav主要elength(nm)473工作方式WorkingModeCW线宽SpectralLinewidth(nm) 0.1偏振方式PolarizationLinepolarization偏振比PolarizationRatio 100:1光束质量BeamQuality(M2factor) 1.2光束发散角BeamDivergence(fullangle,mrad)1.8 0.2光束直径BeamDiameteratAperture(mm)1.8 0.2尺寸Dimension(mm)Dia.40x222.5Dia.40x182.5光束椭圆度BeamRoundness 90%功率稳定性PowerStability(RMS,over1hours) 15%预热时间Warm-upTime(minutes) 3工作温度OperationTemperature(℃)18~30使用寿命ExpectedLifetime(hours) 5000保修期WarrantyTime3months