Short description of Celestron T-Rings For 35mm Cameras by Celestron before your review - Celestron T-Rings couples your 35mm camera body to a T-Adapter, Radial Guider or Tele-Extender. This accessory is required if you want to do any type of photography through a telescope or spotting scope. Each camera manufacturer has a different mount, which requires a specific T-Ring, so Celestron offers a full line of T-Rings. To use a Celestron T-Ring For 35mm Cameras, remove the diagonal and/or eyepiece from your Celestron Telescope (some models require use of an eyepiece — see your instruction manual). Then you need only remove your normal camera lens, attach the proper T-Ring for your camera,
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