VariZoom VZDGS DSLR clamp on gear Set 60-100mm

This clamp-on gear adapter attaches to the focus ring on Sony PMW-300, , -EX1, and -EX3 and other lenses to allow the focus ring to be driven by external gearboxes and motors like the VariZoom TOC or EFC series. The ring has a gear pitch of 0.6m ...