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bloodhound31
13-07-2007, 06:32 PM
It looks like a place to screw in an illuminator....is it?

Baz
DavidU
13-07-2007, 06:35 PM
Maybe for a LED or if it's high quality equipment it could be a nitrogen fill gland.
Maybe.............
bloodhound31
13-07-2007, 06:50 PM
its a standard celestron finder scope
JohnG
13-07-2007, 09:56 PM
You got it right, it is the cover screw for the Illuminator. Any standard type should fit.

Cheers

JohnG