Fine tuning ring

Fine tuning ring

€9.00

Available - (Tax Included)

BrandGeneric

Adapter version
Adapter length


This ring allows adjusting distances with more precision as with extension tubes. It fits above the T2 filterthread of your adapter.

Fields of use:

  • Optimal back focus adjustment between camera / off axis guider / corrector
  • Prevents threads from blocking
  • Too long T2 threads can be shortened

Technical details:

  • Stainless steel
  • 0.3, 0.5, 1, 1.5 mm thick (depends on the model)
  • Inner bore diameter:
    • 42,1mm (M-42 version)
    • 49mm (M-48 version)
  • Outer diameter: 55 mm:
    • 55mm (M-42 version)
    • 60mm (M-48 version)

Featured Comments & Questions

Be the first one to make a comment
We use cookies to provide and improve our services. By using our site, you consent to cookies. OK Learn More