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  #11  
Old 14-05-2007, 08:13 PM
Prickly
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Prickly is offline
 
Join Date: May 2007
Location: Canberra
Posts: 347
Hi.

I have a vixen 140 neoachromat with a similar flip mirror assembly to your scope (I think). I bought a GSO dielectric diagonal. I find it quite wobbly and hard to secure in the vixen focusser. The standard focusser diameter if 48mm and the vixen is 49mm. This is not much difference but the GSO diagonal has quite a deep groove in it and I find the locking screws dont quite grip in (ie. not quite long enough). Perhaps not overly hard to fix but something to be aware of.

As for the optical quality mine seems quite nice but it is quite heavy and the problems with securing are presently an issue for me.

Just a warning. Suggest it might be worth trying a couple of diagonals out at star parties.

Hope you have lots of fun with your scope.

David
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