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- Accessories, Bahtinov Masks / Fishbone Calibrators, Parts, Primary Mirror
12″ (Twelve Inch) T.D.E. “Turned Down Edge” Ring / Mask Improves Primary Mirrors – Sharpening Rings, Mirror Clip Mask for Reflector Telescopes
- $54.95
- Fix a turned down edge, stop mirror clips from affecting your imaging etc.. by installing a TDE Ring / Mirror Clip Mask. Easy to understand instructions, illustrated.
- Add to cart
