ZWO 0.7x REDUCER FOR FF107 & FF130 guiding 2" Backfocus 149 mm (from

2" Backfocus 149 mm (from the base of the M86 thread) Tube weight 6

The Series-5XL Focuser can be stacked with the Series-5 Rotator for a complete focuser/rotator solution (with the optional 7

The PRO RC's represent a step forward in state of the art of professional instruments

Large easy to use quick-lock gear clutches

1 x 2" M117 male to M117 female extension tube

ZWO 0.7x REDUCER FOR FF107 & FF130 guiding 2" Backfocus 149 mm (fromThe ZWO 0. 7x Flattener Reducer for FF107 and FF130 telescopes is a 3" corrector for full frame sensors. The flattener reducer is a triplet design with one element of ED (Extra low Dispersion) glass. The 0. 7x reduction factor shortens the focal ratio of the FF107 to f 4. 9 and the FF130 to f 5. 4, shortening the exposure time and increasing the field of view. When paired with this flattener reducer, the focal length of the FF107 becomes 524mm and the