Optical Filter, Optical Glass, Glass Filter manufacturer / supplier in China, offering Lp610, Longpass, Optical Filter 610nm, Round 19.4mm*1.0mm, 610nm-1100nm, Lp470, Longpass, Optical Filter for Camera Lens, Optical Instrument, Rectangle, Support Customize, Lp400nm Longpass Filter, Angel of Incident 0 Degree, Thickness 1.0 in Stock and so on.