Solomark Chesire Collimating Eyepiece Metal Body with Crosshair 1.25 Inch Fitting Short
Description
Special eyepiece fits into 11/4" focusers or diagonals.
For aligning optics of Newtonian reflectors, Dobsonian reflectors, and Schmidt-Cassegrain Telescopes (SCTs)
Collimation eyepiece is more accurate than the simple Collimation Tool
When collimating a refractor you should put the Cheshire directly into the focuser.
With Dustproof and MoistProof Rubber Cover-Expert Design-CNC Machine Made- Precise Surface Dealing