Congratulations on purchasing your new DJI product. The information in this document affects
your safety and your legal rights and responsibilities. Read this entire document carefully to
ensure proper conguration before use. Failure to read and follow instructions and warnings in
this document may result in serious injury to yourself or others, or damage to your DJI product
or damage to other objects in the vicinity. This document and all other collateral documents
are subject to change at the sole discretion of DJI. For up-to-date product information, visit
http://www.dji.com and click on the product page for this product.
By using this product, you hereby signify that you have read this disclaimer and warning
carefully and that you understand and agree to abide by the terms and conditions herein. You
agree that you are solely responsible for your own conduct while using this product, and for
any consequences thereof. You agree to use this product only for purposes that are proper
and in accordance with all applicable laws, rules, and regulations, and all terms, precautions,
practices, policies and guidelines DJI has made and may make available.
DJI accepts no liability for damage, injury or any legal responsibility incurred directly or indirectly
from the use of this product. The user shall observe safe and lawful practices including, but not
limited to, those set forth in this document.
Using this Manual
Legend
Warning: Failure to properly follow procedures may result in property damage, collateral
damage, and serious or supercial injury.
Caution: Failure to properly follow procedures may result in property damage and
serious injury.
Notice: Failure to properly follow procedures may result in property damage, a small
possiblity of injury, or no possibility of injury.
Tips
Before You Begin
The following documents have been produced to help you safely operate and make full use of
your DJI Focus:
DJI Focus Quick Start Guide
DJI Focus User Manual
Check all of the included parts listed in the
Manual and watch the informational on the product page of DJI’s ofcial website (http://www.dji.
com/product/focus). Read the disclaimers and warnings above to understand your legal rights
and responsibilities. If you have any questions or problems during the installation, maintenance
or use of this product, please contact DJI or a DJI authorized dealer.
DJI Focus is a wireless follow focus system that comprises of a remote controller and motor unit.
The low noise motor produces 25 dB of noise at 96 rpm, and has a maximum speed and torque
of 192 rpm and 0.35 Nm respectively. The system can be operated in wireless mode or cable
mode.
In the Box
Check that all of the following items are included in the package. If any items are missing,
contact DJI Support or your local DJI authorized dealer.
Pull down and hold the button on the neck strap connector, slide it through the mounting hole on
the bottom of the remote controller, and then release the button.
Ensure the neck strap is attached securely.
Mounting the Lens Gear Ring
DJI Focus comes with four sizes of lens gear rings. Choose the lens gear ring that best ts your
camera lens.
Ensure the screw is tight and that the lens gear ring makes good contact with the lens.
Ensure the lens gear ring screw is installed properly to allow an unobstructed full range
of motion.
You may also use a standard 0.8 Mod lens gear ring of your own.
The lens gear ring is not required if you are using a cinema camera with gear rings.
The motor gear can be mounted on either side of the motor. To remove the gear, loosen the
knob at the center the gear. Ensure the gear is mounted securely.
The motor can be clamped to a 15 or 19 mm support rod. To clamp the motor to a 19 mm
support rode, rst remove the two adapters on the clamp:
1. Loosen the knob and remove the quick-release mount.
1
2
2. Push the knob away from the clamp and open up the clamp. Slide and remove the two
1. Loosen the knob on the quick-release mount and slide the motor onto the support rod.
Tighten the knob to secure the motor’s position on the support rod.
2. Tighten the knob to secure its position. Ensure the motor gear and lens gear ring make good
contact. Ensure the lens gears are not too tight to avoid premature wear to the gears or damage
to the lens.
Lens Gear Ring
Motor Gear
3. Connect the power port on the motor to an external power source using the supplied power
cable. If your camera is mounted on the Ronin-M, connect the motor to the P-TAP Accessory
power port on the Ronin-M.
RC is connected to the motor and functioning normally.
/ Forced update.
RC is connected to the motor and functioning normally.
/ Forced update.
RC is disconnected from the motor. / Overcurrent
Protection
Page 14
TIPS
Settings
When both the remote controller and motor are turned on. The OLED screen of the remote
controller will display the following information.
[1] Battery Level
[6]
50.0%
CalibrateMenu
Calibration
The motor has to be calibrated every time it is turned on.
If your camera lens has mechanical limits, use auto calibration. Otherwise, use Manual-Remote
or Manual-Hand calibration.
Auto
On the remote controller, select Calibrate
turn to locate the mechanical limits of your camera lens. When the calibration is complete, select
Back to apply the calibration or Stop to cancel.
[1]
[2]
[3]
[4][5]
[2] Focus Wheel Travel Percentage
[3] Focus Wheel Travel Bar
[4] Main Menu
[5] Calibration Menu
[6] Wireless Signal Strength
Auto. The motor gear will rotate in each direction in
Manual-Remote
Select Calibrate
Manual-Remote Start to begin. Hold down the up arrow to rotate the lens
in one direction, and select OK when it reaches the desired upper limit. Next, press the down
arrow to rotate the lens in the other direction, and select OK when it reaches the desired lower
limit.
Manual-Hand
Select Calibrate
Manual-Hand Start to begin. Rotate the lens manually to the desired upper
and lower limits of your camera lens, and select OK to conrm the limits.
When the calibration is complete, select Back to apply the calibration or Stop to cancel.
Be sure to recalibrate the motor every time it is turned on.
Press the right arrow or OK button to enter the Menu.
Set the motor and system parameters and check the rmware version on this page.
Motor Parameters
Calibration Torque: The motor torque used for calibration-min, normal or max.
Run Torque: The motor torque used for normal operation-min, normal or max.
Speed: The rotational speed of the motor-slow, medium or fast.
Acceleration: The acceleration of the motor-slow, medium or fast.
Rack Speed: The speed at which the motor moves between the preset focus points A, B, C
and D. The rack speed ranges from 1% to 100%, and is proportional to the motor speed and
acceleration.
Direction: The motor’s direction of rotation-normal or reversed.
Default: Restore the default motor parameters.
Settings
Power Off: Idle time before the remote controller auto-powers off-10 min, 30 min, 60 min or
never.
Connect Motor: Select Link and then press the link button on the motor to start linking.
Endpoints: The upper and lower travel limits of the focus wheel. Turn the focus wheel to the
desired upper travel limit and select Set Point 1. Then, turn the focus wheel to the desired lower
travel limit and select Set Point 2. Turning the focus wheel from Point 1 to Point 2 will rotate the
camera focus by a full cycle.
LED Control: Enable or disable the LED and system status indicators on the remote controller
and motor individually.
Default: Restores the default settings for the remote controller.
About
Displays the current rmware version of the remote controller.
Quick Focus
Allows rapid switching between four preset focus points.
Adjust the lens focus to the desired focus point by turning the focus wheel. Hold down one of
the letters until it blinks to store the focus point. To reassign a focus point, press and hold the
letter to discard its value, and then redo the rst step.
Switching to a Focus Point
Press one of the letters to apply its assigned focus point. The OLED screen will display the
active Quick Focus letter. The selected letter will light up and the remaining letters will blink
rapidly. Press the active letter again to exit Quick Focus.
After selecting a Quick Focus button, you can ne tune the focus by turning the
focus wheel without changing its assigned value.
There are mechanical limits on both the focus wheel and motor. If the motor does
not respond to the focus wheel, check if the motor has reached its mechanical
limit.
Locking the Remote Controller
The remote controller can be locked to avoid unintentional operations. All controls except the
power button and OK button are disabled in the locked state.
To lock the remote controller, press and hold the OK button until a lock icon appears on the
OLED screen. Repeat this procedure to unlock the remote controller.
The two adjustable hard stop screws around the focus wheel can be used to limit the travel
range physically.
1. Loosen the hard stop screws, slide them to the desired positions and tighten.
2. The travel range of the focus wheel is now limited to the distance between the two hard stop
screws.
Adjusting the Stiffness
Turn the control knob at the center while holding the focus wheel to adjust the stiffness of the
wheel. Adjust the focus wheel until it reaches a stiffness or looseness that feels comfortable.
DJI Focus is fully compatible with the Zenmuse X5 series gimbal and camera. No calibration is
required when using the Focus with the Zenmuse X5 camera.
Connection
To allow communication between the two devices, connect the communication port on the
Focus remote controller to the CAN Bus port on the Inspire 1 remote controller using the
dedicated CAN Bus cable.
Ensure that the Zenmuse X5 camera is set in AF mode.
You can purchase the dedicated CAN Bus cable on the DJI Store.
Settings
The Focus remote controller will display the following information when it is connected to the
Inspire 1 Pro or Raw system.
50.0%
Menu
Zenmuse X5 Settings
Direction: The motor’s direction of rotation – normal or reversed.
Default: Restore the default motor parameters.
Settings
Power Off: Idle time before the remote controller auto-powers off-10 min, 30 min, 60 min or never.
Endpoints: The upper and lower travel limits of the focus wheel. Turn the focus wheel to the
desired upper travel limit and select Set Point 1. Then, turn the focus wheel to the desired lower
travel limit and select Set Point 2. Turning the focus wheel from Point 1 to Point 2 will rotate the
camera focus by a full cycle.
LED Control: Enable or disable the LED and system status indicators on the remote controller
and motor individually.
Default: Restores the default settings for the remote controller.
About: Displays the current rmware version of the remote controller.
The remote controller’s Lock function can also be used with the Zenmmuse X5.
Firmware Update
The DJI Focus rmware can be updated through the DJI PC/MAC Assistant.
Installing the DJI PC/MAC Assistant
Windows
1. Download the DJI WIN DRIVER INSTALLER and Assistant from the Ronin-M product page on
DJI.com.
2. Double click the Assistant installer and follow the steps to nish the installation. Then, launch
the Assistant.
The Assistant installer can be used on Windows XP (32 or 64 bit) or above.
Mac OS X
1. Download the Assistant installer (.DMG) from DJI.com, and then run the installer and follow
the prompts to nish the installation.
2. When launching for the rst time, if using Launchpad to run the Assistant, Launchpad will
block access because Assistant has not been reviewed by the App Store. Locate the
Gimbal icon using the Finder, press Control, then click the icon (or right-click the icon using
a mouse). Choose Open from the shortcut menu, then click Open in the dialog box to launch
the program.
3. After the first successful launch, double click the Gimbal icon, as usual, to launch the
program using the Finder or Launchpad.
The DMG installer supports Mac OS X 10.9 or above.
You can view the latest rmware versions of all components on this page.
Upgrading the Remote Controller
Turn OFF the controller and connect it to your computer via the Micro-USB cable and wait
until the indicator LED in the Assistant blinks blue. Click Upgrade to upgrade the Follow Focus
Remote, and then upgrade the Follow Focus Remote Radio.
Upgrading the Motor
Turn on the controller, and connect to the motor through data cable, then connect the controller
to your computer. Click “Upgrade” to upgrade the Follow Focus Motor, and then upgrade the
Follow Focus Motor Radio.
Forced Upgrade
Use Forced Upgrade if the remote controller or motor rmware upgrade fails. To initiate Forced
Upgrade, power on the remote controller or motor while holding down the link button.
Ensure your PC is connected to the Internet.
Close any antivirus programs and network rewalls.
Ensure that the controller or the motor is powered on during the upgrade.
Do not disconnect the USB cable during the upgrade.