Vertical and horizontal motion optical rider : POD060110

This optical rider combines the advantages of both models thereabove.
It has one fine vertical adjustment column on 25 mm range & one horizontal motion on 100 mm range.

Besides its use for any accurate dual-dimension adjustments, this devices enables notably the easy positioning of diffraction holes.

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