Thread: Thread on the back of a 1980 dynamax 8 SCT
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Old 01-04-2021, 10:26 PM
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doppler (Rick)
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Join Date: Nov 2012
Location: Mackay
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Hi, maybe one of these will work. The diameter on the back of older skywatcher mack cass scopes is smaller than 2" (about 1.8").

https://agenaastro.com/blue-fireball...telescope.html
Rick
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