产品特点：l 功率大小可调节，操作简便l 自带延时、过热、限流保护l 可分别显示电流、热阻值l 宽范围电压输入(100-265V)l 可外接高速调制l 适用于荧光激发、拉曼光谱、光谱分析等性能参数：波长Wavelength (nm)457±1输出功率 Output Power (mW)400~1000工作方式 Working ModeCW光斑模式Beam Mode横模 TransverseNear TEM00纵模 Longitude Multi-longitude线宽Spectral Linewidth (nm)<0.1偏振方式 PolarizationLine polarization 偏振比Polarization Ratio>100:1光束质量Beam Quality (M2 factor)<2.0光束发散角Beam Divergence (full angle, mrad)1.5±0.2光束指向稳定性Pointing stability (mrad)<0.05光束直径Beam Diameter at Aperture (mm)2.0~3.0光束椭圆度 Beam Roundness>90%功率稳定性Power Stability (RMS, over 8 hours)<3%,<5%振幅稳定性Noise of Amplitude (P-P)噪声值<3%,<5%出光孔高度 Aperture Position (mm)20激光头 Laser Head 尺寸 Dimensions (L×W×H, mm)180 x 62 x 63重量 Net Weight (kg)1.0驱动电源Power Driver尺寸 Dimensions (L×W×H, mm)159 x 144 x 83重量 Net Weight (kg)1.2电源型号 Integrated Driver ModelVD-IIIA电源调制External Modulation5V TTL 5V Analogue调制速率Modulating Repetition10KHz TTL 5KHz Analogue制冷方式Cooling SystemTEC预热时间Warm-up Time (minutes)<15工作温度Operation Temperature (℃)10~35使用寿命Expected Lifetime (hours)>10000保修期Warranty Time1年产品操作说明：