I have the Seben 8-24mm, it's great value for money. If you plump for
one of those, make sure it is the 8-24, not the 7-21. My 8-24 works just fine
in my 80mm ref, 8" SCT, and 8" Newt.
raymo
Last edited by raymo; 16-06-2015 at 11:36 AM.
Reason: more text
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