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6) to fit most popular 1
A 35mm-length 2" extension adapter is also included
the optical axis of symmetry in tube constructed GSO Dobsonian is most reliable among all products
Free shipping in US mainland
GSO RC 0.75x Reducer 6) to fit most popular1. GSO 0. 75x focal reducer is designed only for Ritchey Chretien telescopes 2. Reducer is 2 4 elements fully coated lens, provide a wider field of view and larger aperture for astrophotography 3. The special camera adapter and 2 eyepiece adapter are included. 4. The GSO 0. 75x focal reducer provides about 80mm back focus. Please follow the instruction to derive best performance. 5. Free shipping in US mainland
US$ 16.50
US$ 24.00
US$ 14.95
US$ 19.86
