Optical Lens, Optical Filters manufacturer / supplier in China, offering Giai OEM Telecentric Lenses, Giai OEM Od5.0 Od6.0 Hard Coated 60/40 Notch Filters Mounted in Black Anodized Ring Raman Fluorescence and Medical Systems for Lasers, Optical Lense ND Glass CPL Narrow Bandpass Filter and so on.
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