NEWPORT   优铂特    N-VA1-52     标准激光安全眼镜     Rimmed Laser Safety Glasses; Alignment Filter       The N-VA1-52 Laser Safety Glasses are for scientific alignment purposes with wavelengths of 190-370 nm OD5+ and 400-700 nm OD1+. It has a Rimmed frame with grey color polymer lenses that has a 4% VLT (visible light transmission). The Rimmed frame has unmatched protection, comfort, and style, offering sleek styling that fits comfortably over prescription frames or can be worn as a stand-alone spectacle. This model is CE certified. Meets ANSI Z136.1 and EN207.         参数   框架形式 Rimmed   可见光透过率 4%   滤光片颜色 Gray   光学密度 OD5+ @ 190 – 370nmOD1+ @ 400 - 700nm   激光器类型 Alignment   透镜材料 Polymer  ...