Tri-Bahtinov Focus Mask designed for the Celestron 9.25″ SCT with Hyperstar or Fastar, FP415HT
Special Features
- Bahtinov focus mask, fits Celestron 11" SCT without Fastar or Hyperstar
- For older model C11" SCT...newer Fastar ready scopes need FP412H
- Works with all DSLR cameras or CCD imagers
- Simply place the Bahtinov Focus Mask over the end of your telescope
- Made in the USA by Farpoint Astro
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