Celestron Newtonian reflector collimating tool
$39.95

Availability: In stock

The Celestron Newtonian reflector collimating tool is a combination of a sight tube and a Cheshire eyepiece in a single unit. It has the precisely centered sighting hole and crosshairs of a sight tube, plus the cutout in the side of the tube containing the very precise 45° angle reflecting surface of a Cheshire . . .
SKU: 4550