My 1.25 focuser on the SW 150p has a thread to connect a camera t ring direct, or a theat on the x2 barlow which connects direct to the t ring.
The camera and barlow connection is fine and focuses fine. The direct connection without barlow will not focus in enough, so wider angle photos can not be taken, example is I cannot photo M 81 - M82 together.
The camera needs to be about half inch closer to secondary mirror.
I'm looking into modifying the focuser or maybe get