The 8" Parabolic Mirror Set from JMI Telescopes is a primary and secondary mirror set for do-it-yourself telescope projects. Both elements have been precisely designed and engineered to meet exacting specifications at the Guan Sheng Optical factory. The primary and secondary mirrors are constructed of diffraction limited BK7 glass and feature an aluminum reflective coating and a SiO2 protective coating.
Primary: 8" / 203 mm (nominal); 7.87" / 200 mm (actual)
Secondary: 2" / 50 mm
|Focal Length||1200 mm|
|Thickness||25 mm (primary)|
|Weight||Primary: 3.9 lb (1.8 kg); Secondary: 2.4 oz (68 g)|