CELESTRON Ha, Hb & OIII IMAGING FILTER FOR RASA 8 DSLR to CCD/CMOS The Baader Morpheus 76° 4

The Baader Morpheus 76° 4

0x flattener for Ritchey-Chretien telescopes is compatible with GSO and other RC telescopes with a focal ratio of f/6 to f/9 and a 2" focuser barrel

Four stages belts drive system

This is necessary for Newtonian telescopes which have limited backfocus

matte black finish

CELESTRON Ha, Hb & OIII IMAGING FILTER FOR RASA 8 DSLR to CCD/CMOS The Baader Morpheus 76° 4The Celestron H alpha, H beta & OIII imaging filter for the RASA 8" allows high transmission of light from emission nebulae while blocking light pollution, helping to make your images pop with detail off the black sky background with superior contrast. Fortunately, many sources of light pollution have relatively discreet emission spectra; they emit primarily at specific wavelengths of light. By strategically blocking these bad wavelengths, the filter