The mechanism utilizes a set of gears that connect to and spin the focus ring or Zacuto zip gear on the camera lens. The white disk allows the focus puller to create distance marked for repeatable focus pulls. The FF-adapter accessory converts Z-Focus to 19mm/15mm studio rods. The Z-focus comes standard with a .8 pitch, 1" diameter gear, if another pitch is needed, please specify when ordering. Additional pitches/gears sold separately.Completely gear-driven design for slip free, accurate movement
Worm gear adjustment screw to allow user to tighten gear play
Interchangeable drive gears
Other drives available in Fuji .6 & Canon .5 pitches
Magnetic dry erase marking disk
Standard accessory port for Zacuto or Chrosziel follow focus whip, speed crank, etc.
Industry-standard 15mm lightweight rod mount