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Old 27-08-2024, 12:10 PM
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kosborn (Kevin)
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Join Date: Mar 2018
Location: Canberra
Posts: 516
Quote:
Originally Posted by Dennis View Post
Hi Kevin

Here is my set up with the C9.25 Edge HD, ESATTO 2" Focuser and ARCO Rotator giving me the recommended 146mm back focus.

Dennis.
Quote:
Originally Posted by gregmc View Post
I have a focuser on the image train but I calculated the backfocus around mid travel. Then set the focuser at mid value, then focus using the mirror focuser as best you can, lock the mirror and then fine focus with the focuser in front of the camera from then on.
Thanks guys. It looks like an external autofocuser is the way to go. In fact it was the 2" Esatto that I had my eye on!
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