Celestron Ha-Hb-OIII Imaging Filter - Rowe-Ackermann 8 Astrograph - 93619 Binocular Viewers Manufacturer: Askar Mfr

Manufacturer: Askar Mfr

diffraction-limited optical systems are multi-coated to maximize contrast and image sharpness

and galaxies (like the Andromeda Galaxy)

and align to your telescope''s optics with the azimuth and altitude adjustment knobs

This makes it your perfect companion for all sorts of outdoor activities

Celestron Ha-Hb-OIII Imaging Filter - Rowe-Ackermann 8 Astrograph - 93619 Binocular Viewers Manufacturer: Askar MfrCelestron Ha Hb OIII Imaging Filter Rowe Ackermann 8 Astrograph This is a Celestron Ha Hb OIII Imaging Filter for the Rowe Ackermann 8 (RASA) Astrograph Enhance imaging of nebulae with your 8 Rowe Ackermann Schmidt Astrograph by blocking light pollution, improving image contrast, and darkening the sky background This filter transmits only the key H H OIII wavelengths from emission nebulae, providing high contrast that yields better images This filter