ADAPTER M74 FEMALE - M63 FEMALE FOR RICCARDI REDUCER saddle This aberration is more visible

This aberration is more visible with short focal ratio Newtonians but it can be corrected with a coma corrector

10Micron provides an ASCOM driver for Windows

The William Optics UniGuide 50mm with slide-base is a small

The Baader 1

The exterior has reinforced edges on the outside to help minimize denting and damage

ADAPTER M74 FEMALE - M63 FEMALE FOR RICCARDI REDUCER saddle This aberration is more visibleThis adapter allows you to connect the APM M63 Riccardi Reducer to Sky Watcher Esprit 100, 120 and 150 apo telescopes. On the telescope side is an M74 x 1 female thread and on the reducer side is an M63 x 1 female thread. Designed by legendary optical designer Massimo Riccardi, the APM 0. 75x reducer provides a fully corrected field of 40mm and transforms your telescope into a true astrograph. By contrast, the Sky Watcher reducers only cover a 34mm