Is this what you want Matt ... no screw on barlow tho'
It's a WO OCS ... might help you .... if not , no matter.
1.25 with ' screw thread ' .... just screws onto the BinoViewer.
Can't tell if it's a 1.6 x
If you want to give it a go ... it's FREE ...just pay Postage ... say $12.00
Col....