I don't know how far inside focus, but definitely inside.
I'm mainly pleased that I have been able to get as far as doing a Ronchigram and taking a picture of it.
Any comments are welcome.
In lumine tuo videbimus lumen.
8O Home-made 10” Dob / Home-made 4” refractor
EPs: Konig 32mm (1.25") / Zhumell WF 30mm (2") / Nagler 13mm T1 / Orion Sirius Plossls 25 & 10mm / Zhumell Plossl 9 mm / Meade MA 9mm