Bahtinov Masks / Fishbone Calibrators - Astro Dog - Australia's Online Telescope Shop

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- Accessories, All, Astro Dog Brand, Bahtinov Masks / Fishbone Calibrators, Brands
- 60mm Bahtinov Mask / Fishbone Calibrator (58-93mm)
- $29.95
- Rated 5.00 out of 5
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- Accessories, All, Astro Dog Brand, Bahtinov Masks / Fishbone Calibrators, Brands
- 80mm Bahtinov Mask / Fishbone Calibrator (78-113mm)
- $32.95
- Rated 5.00 out of 5
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- Accessories, Bahtinov Masks / Fishbone Calibrators, Parts, Primary Mirror
- 8″ (Eight Inch) T.D.E. “Turned Down Edge” Ring / Mask Improves Primary Mirrors – Sharpening Rings, Mirror Clip Mask for Reflector Telescopes
- $44.95
- 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
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- Quick View
- Accessories, Bahtinov Masks / Fishbone Calibrators, Parts, Primary Mirror
- 10″ (Ten Inch) T.D.E. “Turned Down Edge” Ring / Mask Improves Primary Mirrors – Sharpening Rings, Mirror Clip Mask for Reflector Telescopes
- $49.95
- 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

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