Code: PS-PAR125 Set of two parfocal rings with wrench for setting optimal point of focus to match CCD camera etc..
A highly useful way to set your 1.25" eyepieces to the same focus point of your guiding or primary imaging camera so you can inspect the field of view (at focus) visually before inserting your CCD camera.
2 x Black anodised 1.25 inch locking rings
2 point grub screw locking
Allen key wrench included