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Old 14-11-2013, 05:26 PM
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kinetic (Steve)
ATMer and Saganist

kinetic is offline
 
Join Date: Jun 2008
Location: Adelaide S.A.
Posts: 2,261
Quote:
Originally Posted by Merlin66 View Post
Trevor,
No, not really.
It comes down to the eyepiece design....
(I have a VERY old Ziess Monocentric which is 0.9" - it's worked well for the past twenty years)
+1

my vintage 0.965" 9mm, 6mm and 4mm Orthos work absolutely fine in
my shorter FL 12" Newt(F4.5)
Ideally they were for the longer FL (F6-F7) type Newt but work fine , purely because they are just classy, well made Jap eyepieces from a bygone era.

Steve
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