2025General Discussion forum
External motor solutions for zoom and focus control on cinema lenses without servo
What the thread found
- GZoom is a known option for controlling zoom and focus on manual cinema lenses
- Preston systems have been used as an industry standard for gimbal handle-mounted focus control
- Tilta Nucleus-M motors can be controlled wirelessly and used for both focus pulling and zoom adjustment
- A Tilta Nucleus Nano II controller can be mounted to a gimbal using clamps and NATO rails
- Tilta Nucleus system components have proven reliable in field use for focus and zoom operation
- Cheaper alternative focus control systems exist but may not meet requirements for high-end professional productions
Depends on
- Preston equipment is described as expensive
- Some budget alternatives may not be suitable for higher-end professional work
- Specific Preston product model numbers not detailed in discussion
- Availability and sourcing information limited for some solutions