Quote:
Originally Posted by raymo
The snug fit is almost irrelevant- the screws are what matter. Snug fits become less snug with use, like many polar scope covers that won't stay on. Several solar filter manufacturers make perfectly good filters that fit scopes
between 4 and 5" or 6 and 7," or 8 and 9" for example, which is very
useful for owners of odd sized scopes such as the Celestron 9.25" SCT.
I wouldn't dream of using a solar filter that relied solely on being a snug fit,
but would happily use one secured only by screws.
raymo
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Even with all the screws wound in, I still couldn't fix it in place. The distance was too great