Parks Optical Telescope Component – Parks 12.5″ f/4 Parabolic Primary Mirror 601-21065
Item No. 601-21065
Manuf. No. Parks Optical 601-21065
PARKS 12.5″ f/4 Primary Mirror
Parks Parabolic Primary Mirrors are made of premium fine annealed, low expansion Pyrex, with a full 1:6 ratio of thickness to diameter. Individually hand-figured by a skilled optician, each disk produces a good diffraction ring with no turned edges or edge zones. The optical surface [...]