Farpoint Tri-Bahtinov Mask — Meade 8" SCT SCT CASE H-a emits at 656

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They bridge the gap between a flat dovetail bar and a round optical tube

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tubes close to the ring's inner diameter take short 0

Farpoint Tri-Bahtinov Mask — Meade 8" SCT SCT CASE H-a emits at 656Not sure this is the right mask for your telescope? Use our Focus Mask Finder match your scope to the right Standard, Tri Bahtinov, or Hyperstar RASA mask. Custom fit Tri Bahtinov focus and collimation mask for the Meade 8" SCT. Drops onto the front of your telescope, gives you focus AND a collimation check from a single short exposure, and lifts off cleanly when you're done. Made in our own shop in the USA American materials, American machinery, by