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|  可见、红外(visible and infrared wavelength)激光全息带阻滤波片(Notch)应用: 拉曼散射仪(Ramman Scattering Instruments), 激光防护镜(Lenses for anti-against Laser beam), 带阻滤波(Notch Filters)等 指标(Specifications): 指定波长透过率(Optical Density) 1/1000 ~ 1/100000 其他波长透过率(light transmittance) 60% ~ 80%   |
