ARRI Pre-Marked Focus Ring (for WCU-4) - Imperial, Choose MOD

The ARRI Pre-Marked Focus Ring (for WCU-4) enables focus mapping with Wireless Compact Unit WCU-4 and Universal Motor Controller UMC-4, or all ALEXA cameras with Plus module.

NOTE: Typically, one must choose the ring marked with a close focus or minimum object distance (MOD) that is nearest to, but less than, the MOD of your lens. For example, if your lens MOD is 14”, you would choose the 12” focus ring.

Available MOD:

• 8" 
• 12"
• 14"
• 20"
• 3' 6" (42")