SV197 1.25″ Cheshire Collimating Eyepiece for Newtonian Telescopes CNC Machined Aluminium and double-star observation

and double-star observation

and the automatic squelch function eliminates background noise

depending on the application you want to accomplish

Adjust the secondary and primary mirror collimation screws while viewing through the Cheshire eyepiece until alignment is achieved

SV197 1.25″ Cheshire Collimating Eyepiece for Newtonian Telescopes CNC Machined Aluminium and double-star observationSV197 1. 25 Cheshire Collimating Eyepiece for Newtonian Telescopes The SV197 Cheshire Collimating Eyepiece is a precision alignment tool designed for accurate collimation of Newtonian reflector telescopes. By ensuring correct optical alignment, it helps deliver sharper stars, improved contrast, and better overall observing performance. Key Features Accurate Optical Alignment Designed to help precisely align primary considered to secondary mirrors,