GSO Mirror Set for Self-Construction of a 16" f/8 RC Telescope The mirror set consists of a hyperbolic primary mirror and a hyperbolic secondary mirror for the construction of a Ritchey-Chretien telescope. ♦ With the mirror set you can build an RC telescope with 406 mm aperture and 3248 mm focal length. ♦ The set consists of primary mirror and secondary mirror without mechanical accessories ♦ The mirrors are made of quartz glass (similar to Zerodur) for stable focus position. ♦ 99% reflectivity on main and secondary mirrors with a quartz protective layer
Schott N-BK7 high precision plane polished optical windows 105 mm diameter, 10 mm thickness with Zygo interferogramm from front and back side. See Testsample attached
Schott N-BK7 high precision plane polished optical windows 135 mm diameter, 15 mm thickness with Zygo interferogramm from front and back side, see test sheet sample of Nr.3
Schott N-BK7 high precision plane polished optical windows 160 mm diameter, 17,5 mm thickness with Zygo interferogramm from front and back side. Here we show 1 test sample