I am looking for suggestions for a coma corrector / field flattener for use with a 8" f/4 Skywatcher Quattro and a SBIG 8300C CCD.
I have seen this at Bintel, SkyWatcher f4 Aplanatic Coma Corrector
https://www.bintel.com.au/product/sk...v=6cc98ba2045f
Is this suitable?
Thanks
Brendan