ARRI Pre-Marked Focus Ring 20in for WCU-4

Precision Focus Mapping for ARRI WCU-4

The ARRI Pre-Marked Focus Ring 20in is an essential accessory for professional camera assistants using the Wireless Compact Unit WCU-4. This ring enables advanced focus mapping, allowing the hand unit to display accurate lens scales and distance data. By utilizing pre-marked rings, users can bypass the time-consuming process of manually marking blank rings for every lens change, ensuring a faster and more efficient workflow on set.

System Compatibility and Integration

Engineered for the ARRI Electronic Control System (ECS), this focus ring provides reliable performance across a wide range of professional hardware. It is fully compatible with the following units:

• Wireless Compact Unit WCU-4
• Universal Motor Controller UMC-4
• All ALEXA cameras with Plus module
• ALEXA Mini
• cforce mini RF