A high quality T-Ring vital to ensure the film plane is square to the optical axis. These T-rinsg accomplish that while minimizing any flexure as all components are crafted to Vixen's High Standards. To be used for Astrophotography in conjunction with other prime focus or eyepiece projection adapters. For Canon EOS Series Cameras.
- EachT-Ring is designed for eyepiece projection or Prime Focus Photography.
- unboxed dimensions: 4x3.5x1 inches.
- Weight: 1 Ounce.