Espec Corp,Thermo Fisher Scientific,Thermotron Industries,Qualitest International,Weiss Technik North America,Binder,Russells Technical Products,Scientific Climate Systems,Terra Universal,Thermal Product Solutions,Remi Group,Falc Intruments
3.3 光源接收采用进口光电倍增管以及高精度采集和放大板卡,S4 频响应,暗流低于10-9A 的光电倍增管接受信号,透光率精度可达到0.0001%;