Wireless focus motors calibrate by turning to the ends of the focus travel. On lenses without hard stops the ring slips past them. This generator adds two stops at the exact ends of your lens's travel, calculated for your motor's gear.
What you set
Lens diameter and width, from the lens library or measured with tape
Your focus motor: ARRI, DJI, PD Movie, Tilta, a reference tooth count or a custom gear
Focus travel from close focus to infinity, measured with the guided tape method
What you get
STL with stops placed for your lens and motor, clamping optional
Print notes and your saved settings
One personal fit correction for the same lens within 30 days
Lens set price: every further ring in the same order costs at least 30% less