elken2004
13-07-2024, 04:07 PM
William Optics vari backfocus for flatteners.
It has a 68mm female thread on scope side and a 42mm on the camera side.
unit is 50mm with vari adjust, vari adjust has 15mm extend.
$40
It has a 68mm female thread on scope side and a 42mm on the camera side.
unit is 50mm with vari adjust, vari adjust has 15mm extend.
$40