GSO Focuser Collimation Ring / Tilt Adapter - For 6" and 8" CC / RC Telescopes with M90x1 Focuser Thread

Please Log In to view the details for this classified ad.

Don't have an Astromart account? Click here to create one

  • GSO FF670 collimating ring for adjusting the tilt angle of the telescope focuser
  • Compatible with the following GSO telescopes: RC6, CC6, RC8 and CC8
  • Helps ensure sharp images across the field of view, especially for cameras with larger sensors
  • Spring-loaded for easy adjustment during imaging sessions
  • Easily inserted between the rear cell and the focuser while taking only 15mm of back focus