High quality parabolic mirrors for the people who want to build their own telescopes.
Mirrors are made with BK7 quality optical glass and all the mirror surface quality of at least 1/16 wave RMS. All mirrors have an aluminum reflective coating, reflectivity is approximately 93%. The aluminum coating is protected by a properly applied protective coating (SiO2).
Diameter: 200mm (8")
Focal Length: 1200mm (f/5)