Vertical motion optical rider : POD060100

This optical rider has a fine vertical motion device on 25 mm range.

This device is quite useful, specially for sensitive adjustments (view-finders, eyepieces…) or for use with detectors.
The height adjustment is carried out by rotating the cranked ring.

This optical rider is fitted out with new tightening knob with Teflon tip, that CANNOT BE LOST.