Quote:
Originally Posted by Astroman
I am interested to know why others with the BT-200 8" f/4 scopes have not reported a similar problem. Even if they all look okay, are they really and I am sure many wouldn't be perfectly collimated so would show some form of problem.
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Following the thread with interest. My Bintel 8" F4 seems okay. Nice round stars.
What's yours like without the coma corrector? Just need to see the middle stars. Can you see any of the blobs visually on a bright star or do they just appear on images?