BAADER 2" CLICKLOCK S57 FOR SKY-WATCHER corrector All optical surfaces of the

All optical surfaces of the MaxBright II feature 7-layer multi-coating for exceptional clarity and transmission

Telescope connection Additional adapters necessary Weight 850 g

5 female thread

The QHY42 has relatively large 11µm pixels in a 2k x 2k array

utilizing the most advanced professional technology for research and SETI applications with SPIDER telescopes

BAADER 2" CLICKLOCK S57 FOR SKY-WATCHER corrector All optical surfaces of theThe Baader ClickLock System is a precise accessory clamp without locking screws. The eyepiece, diagonal or accessory used is held without the inconvenience of the thumbs screws which causes tilt and therefore changes the collimation of the optical system. This model fits on specific Sky Watcher and Celestron (Synta) Newtonian focusers which feature an M57 dovetail and holds 2" accessories. Contact us if you're not sure whether your telescope focuser