I was wondering if someone might be able to help with a few SR3 questions specifically related to the film gate. In looking at some SR3 images I've found online, I noticed that in many of the pictures, there is what appears to be a small screw mounted a few millimeters above the center of the gate. Some of the documentation I've found has described this as an adjustment screw for viewing screen height / frameline position. Was this adjustment screw present on new SR3s from the factory, or is