Optolong
Optolong Optics Co. ltd. is a manufacturer of astronomy filters, fluorescence filters. Optolong also offer other interference filters like UV filters, visible filters and Near inferred filters, beam splitter, anti-reflection coating and optical mirrors as a OEM service.
Optolong L-Pro Filter 1.25"
US$ 160.18Optolong H-Alpha 7nm 36mm
US$ 207.64Optolong L-Pro Filter 2"
US$ 213.57Optolong Kit L-RGB 1,25" (31.8mm)
US$ 255.10Optolong SII Filter 6.5nm 2" (50.8mm)
US$ 261.04Optolong SII Filter 6.5nm 36mm
US$ 261.04Optolong OIII Filter 6,5nm 2" (50.8mm)
US$ 266.97
