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Tele Vue 0.8x Focal Reducer Lens Body for Tele Vue NP Scopes - NPR-1073

  • Tele Vue Focal Reducer for NP and NPis series telescopes.
  • Reduces the effective focal length of Nagler-Petzval refractors by a factor of 0.8x.
  • Best suited for typical 55 mm back focal length SLR camera bodies that accept T-rings.
  • DSLR camera use requires a 2.4” adapter, while CCD camera use requires the proper spacing needed to maintain 55 mm of back focus.