Fluorescence Filters, IR Bandpass Filter, Dichroic Filter manufacturer / supplier in China, offering Photometer Filter 546 Photometer Optical Filter Filter for Spectrophotometer Calibration, UV IR Cut 700nm IR Cut Filter Lens IR Cutting Filter, 50/50 Beam Splitter Coating Glass Beam Splitter 36mm Beamsplitter Coating 0 Deg and so on.