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Old 18-02-2023, 04:26 PM
Wilso
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Wilso is offline
 
Join Date: Nov 2016
Location: Adelaide
Posts: 432
Limited focus travel

Question time!

I use a Intes Mak with a Jmi focuser that has limited back focus - 16mm.
I can only really get my ultra short focal point eyepieces to come to focus.
So I require more inward travel on the focuser for other eyepieces to come to focus 5-13mm.
If I were to use a glass path corrector 1.25x which adds 15mm of focal length when used before the diagonal would this solve my problem to use the other eyepieces?
Obviously adds magnification also.

Last edited by Wilso; 18-02-2023 at 05:03 PM.
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