I concur with Adam.
I have used a barlow to get focus on my newt. This does mean a narrower FOV. The Projection tube might be the clincher. It pushes the distance away from the focal point. You need to get the camera as close to the tube as possible and then draw out from the focuser, all the while checking the lcd screen. ( this is how I found out the hard way).
Do you have a 1.25" focuser? or is it 2".
What I'm trying to say is that if you are putting this projection tube in between the cam and newt, your adding distance.
Can you remove the end piece( 1.25" part) ?
Bartman
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