Optical Post Positioner, Cap Screw, 18 mm Adjustment, 38.1 mm Post, M6

The 32A Optical Support Rod Fine Positioner provides fine height adjustment to the Model 300-P platform, using a screw which engages the matched 1/4-20 tapped hole in either end of the platform clamp. The adjustment screw provides a travel range of 0.7 in. (18 mm) along the rod axis owing its smooth rotation to a set of thrust ball bearings located in the clamp body.