What the thread found

• Analog focus motors can be paired with external controllers like the G-zoom to allow the camera operator to pull focus themselves during live setups.
• Digital focus motors offer auto-calibration but cannot be connected to external hand controllers for operator-controlled focus pulling.
• The G-zoom controller works with analog Bartech motors and cinema lenses equipped with servo motors, providing focus, zoom, and push-to-talk functionality.
• Analog motor systems are more suitable for self-operated follow focus on steadicam than digital systems when a dedicated focus puller is unavailable.
• Several follow focus options exist for rented or budget setups, including systems from Red Rock Micro, Bartech, and aftermarket controllers.

Depends on

• Self-operated focus pulling is acknowledged as non-ideal compared to having a dedicated focus puller.
• Digital Bartech systems cannot accept external hand controller inputs, limiting their use for operator-controlled focus.
• The comparison chart referenced was created by a user and not independently verified.
• Specific reliability comparisons between analog and digital systems are not quantified.

Parts

Follow Focus

Same gear or parts

1. 2026Pulling focus and zoom yourself while operating, especially on live showsOperator practice
2. 2026Swapping an ARRI ALEXA 35 between tripod/studio and Steadicam® mounting: baseplate choice and fastest workflow.FacebookSteadicam operators group
3. 2025LC-1 (Lens Control-1) follow focus system: wired architecture, motors, and early operational experience (1990s).FacebookThe Steadicam Group
4. 2024Modifications to a Steadicam Scout rig for expanded power distribution and connectivityGeneral Discussion