TPO Focuser Collimation Ring for RC6 & RC8 Telescopes

TPO Focuser Collimation Ring for RC6 & RC8 Telescopes
Item # OS-FCR-RC6-8
1 Questions(s)

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  • Get the most out of your RC6 or RC8 telescope with a TPO Focuser Collimation Ring!
  • Slight errors in focuser to focal plane alignment are quick and simple to correct with this easy to use push/pull collimator.
  • Female M90 threads to male M90 threads are ready to connect to many standardized camera and focuser adapters.
  • Uses just 14.5mm of back focus.
  • Weighs 1.2lbs.
  • For terms and conditions please examine the TPO Warranty page here.



TPO Focuser Collimation Ring for RC6 & RC8 Telescopes

Paired with your 6 or 8 inch RC telescope, the TPO focuser collimation ring allows the focuser and camera to be tilted ensuring they are square and parallel to the focal plane.  Stars are perfectly collimated evenly across the entire field of view and slight errors that might be due to alignment of the baffle tube and focuser are easily corrected for superior imaging performance.  Push/ pull adjustments are quick and easy to make in the field, the moment they are needed.

RC6/8 Focuser Collimation Ring Specs

Telescope side: female M90 threads
Camera side: male M90 threads
Back focus used: 14.5mm
Push/pull collimation system
Weight: 1.2 lbs (0.55 kg)

Additional Information

Additional Information

Manufacturer TPO
Barrel Size N/A
For What Telescopes? RC
Warranty 2 Year Warranty
Questions & Answers

Product Questions

Good Morning.

i would like to know if this ring works with GSO RC-8" astrograph.
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