Optolong Optics Co., Ltd is the brand owner of Optolong who is a manufacturer of astronomy filters, fluorescence filters. We also offer other interference filters like UV filters, visible filters and Near inferred filters, beam splitter, anti-reflection coating, and optical mirrors as an OEM service.
Fluorescence filters like FISH products, single-band filters DAPI, FITC, TRITC, Texas Red, GFP, CFP, Cy5 is the other direction of Optolong. Filters we produce are with the dark background and bight signal which is becoming the essential tool for fluorescence instrument manufacturers, universities, and study institutions. We are the first manufacturer who launches fluorescence filters set for FISH products which require more accurate control on the spectrum and overlap in China. Check more product info on the fluorescence FISH filter set.