Opteka FF180 Reversible Follow Focus for Digital SLR and Video Cameras

No matter what your camera, Opteka’s FF180 Follow Focus lends your video production the smooth, precise focus control of a big-budget film. Whether shooting with a fixed-lens camcorder, interchangeable cinema lenses, or a video-capable DSLR, the precision-machined FF180 Follow Focus system provides repeatable, accurate focusing.

Features
~ For Camcorders & DSLRs
~ 1:1 gear ratio allows smooth movements for still and motion picture 35mm lenses
~ Completely gear-driven design for slip-free, accurate, and repeatable focus movement
~ Adjustable slide-mounting mechanism to fit large range of lens diameters, including video camera lenses
~ Industry-standard 15mm lightweight (60mm spacing) rod mount
~ 3D Marking Disk for Repeatable Focus
~ 0.8 Film Pitch Gearing
~ Gear drive can be mounted from both sides for left or right hand use
~ 3D marking disk allows focus marks to be easily viewed by operator or assistant
~ Constructed of high quality, machined aircraft-grade aluminum
~ Lightweight design

Specifications
Rail Mount: 15mm
Rail Spacing: 60mm
Weight: 15.6 oz (443g)