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ARRI cmotion steady zoom (Black Edition)

BH #ARCMSZBE • MFR #K2.0042582
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ARRI cmotion steady zoom (Black Edition)
Key Features
  • For ARRI ALEXA Mini/Mini LF/Plus
  • For cforce motors & cvolution camins
  • Adjustable Joystick Sensitivity
  • 1 x LBUS Connector, 4 x User Buttons
Designed with a new clamping mechanism, the Black Edition cmotion steady zoom from ARRI is a pro zoom control optimized to fit any stabilizer, camera, or gimbal setup. The joystick can be positioned flush with your pan bar, leaving the operator's thumb in a comfortable, neutral position. Features include adjustable joystick sensitivity, an LBUS connector, an integrated clamp with three-axis adjustment, and four user-assignable buttons. The steady zoom clamp fits pan bars 0.6 to 1.3" in diameter.
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ARRI cmotion Overview

Designed with a new clamping mechanism, the Black Edition cmotion steady zoom from ARRI is a pro zoom control optimized to fit any stabilizer, camera, or gimbal setup. The joystick can be positioned flush with your pan bar, leaving the operator's thumb in a comfortable, neutral position. Features include adjustable joystick sensitivity, an LBUS connector, an integrated clamp with three-axis adjustment, and four user-assignable buttons. The steady zoom clamp fits pan bars 0.6 to 1.3" in diameter.

The steady zoom is compatible with cforce motors, ARRI ALEXA Mini, ALEXA Mini LF, and ALEXA Plus cameras, and ARRI UMC-4, AMC-1, SMC-1, and EMC-1 controllers. The four user buttons offer the option of assigning camera start/stop, marker recall, a fast zoom function, or lens limits to any button.

Compatible Cameras
  • ARRI ALEXA Mini, ALEXA Mini LF, and ALEXA Plus
Compatible Components
  • ARRI UMC-4, AMC-1, SMC-1, and EMC-1 controllers
  • cforce cvolution camins and cforce motors
Operating Features
  • Built-in LBUS port
  • Adjustable joystick sensitivity offers precision control
  • Camera start/stop, marker recall, ZAP quick zoom, and lens limit functions
  • Four user-assignable user buttons
Clamp Mechanism
  • Redesigned clamp with three-axis adjustment
  • Fits pan bars or other tubes 0.6 to 1.3" in diameter

ARRI cmotion Specs

Key Specs
Control Features
Zoom Control
Start/Stop Recording
Inputs/Outputs
1x LEMO 4-Pin (LBUS) Input
Attachment Method
Tripod Clamp
Clamping Range
0.59 to 1.3 " / 15.00 to 32.00  mm
Control
Control Features
Zoom Control
Start/Stop Recording
Compatible Cameras
ARRI ALEXA Mini/Mini LF
ARRI ALEXA Plus
cforce Motors
AMC-1, EMC-1
SMC-1, UMC-4
Connectivity
Control Input
1x LEMO 4-Pin (LBUS) Input
Mounting
Attachment Method
Tripod Clamp
Clamping Range
0.59 to 1.3 " / 15.00 to 32.00  mm
General
Material of Construction
Aluminum, Stainless Steel
Dimensions
H: 3.3 x W: 2.4 x D: 2" / 85.0 x W: 60.0 x D: 50.0 mm
Weight
5 oz / 143 g
Packaging Info
Package Weight
0.5 lb
Box Dimensions (LxWxH)
6.9 x 6.3 x 3.4"

ARRI cmotion Reviews

See any errors on this page?

Would this work with CLM-4 motors?

Would this work with CLM-4 motors?
Asked by: Francisco
The ARRI cmotion steady zoom (Black Edition) is not compatible with the ARRI CLM-4 Motor Unit.
Answered by: John W
Date published: 2025-04-23
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