供应生产高精度滤光片、IR-cut、IR filter ¥0.45 供应生产高精度光学窗口片 Optical glass、Window glass ¥0.80 供应生产高精度激光聚焦镜、激光雕刻镜片、激光切割镜片 ZnSe、Laser lens ¥135.00 供应生产能高精度反射镜、聚焦镜 Focus lens、Reflector ¥1.50 供应生产高精度光学反射镜 Mirror ¥25.00 供应高精度光学玻璃镜片镀膜 Coating 面议