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RTMotion MK3.1 Wireless Focus

RTMotion MK3.1 Wireless Focus


The RTMotion MK3.1 is a solid, easy-to-use wireless hand unit for controlling focus, iris, and zoom. An internal antenna ensures a compact design, making it simple to store and carry in addition to three 1/4”-20 screw holes on the sides for easy mounting to a focus station. The MK3.1 is a staple in focus pulling and is a solid choice for any AC on set for productions on a budget.

Add on an RT Thumbwheel S for any operator who prefers to keep a dial onboard for adjusting either focus, iris, or zoom.

Key Features:

  • Six-Axis Wireless Hand Unit
  • 3-Channel Receiver Module for FIZ
  • Range of 1.5 km
  • 2ms latency
  • Utilizes LP-E6 Batteries

Kit Includes:

  • RTMotion MK3.1 Hand-Unit
  • MK3.1 Motor
  • MK3.1 Lightweight Receiver
  • D-Tap Power Cables
  • Motor Cables
  • 15mm and 19mm clamps
  • Lanyard
  • Batteries and Charger
  • Blank rings


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Production work happens around the clock. Red Star is there for you every minute.

We’re not talking about a “1-800” number. We will give you a direct line to one of our staff members so you can feel confident that you have everything you need to keep your production running smoothly day or night.

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If you need something outside our huge inventory, we’ll do everything we can to find it.

We’ve built a nationwide network of partners so that we can be your single source of equipment. When it comes to making sure you have the right tools for the job, we’ll move mountains so you don’t have to.


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