Expert Telescope Filters

Expert Telescope Filters are a great way to accessorize your current setup. Choose from Narrowband, Light Pollution Suppression, Sloan, and UBVRI filters. Whether you are imager or researcher, OPT has the right filters for you. 

Expert Telescope Filters are a great way to accessorize your current setup. Choose from Narrowband, Light Pollution Suppression, Sloan, and UBVRI filters. Whether you are imager or researcher, OPT has the right filters for you.