How to do firmware update?

  1. Prepare a Micro USB cable and a Windows/MAC computer
  2. Download the firmware below.
  3. Unzip the file.
  4. Connect the adapter to your computer and a new drive will appear (like any portable drive). Copy and paste the file you unzipped into the drive. Do NOT need to remove the original file.
  5. Eject the drive  (VERY important step)
  6. Unplug the USB cable and the upgrade is completed.
Date Firmware version Details Link
01 Feb V 2.0

– Faster AF-S, less focus hunting

– Improved AF-C performance, more accurate face, and eye detection

– Smoother AF-F and more precise continuous focusing

– Default focal length as 50mm(can overwrite the focal length manually)

– Fix extension or retraction problem of the adapter when the camera is off

– Fix the automatic restart of adapter for shooting long exposure photos over 70s

 Download
28 Oct V1.2.1

– Fix error in EXIF reading

– Fix AF stuck in video mode shooting

– Fix occasion camera freeze during camera start

 Download
2 Nov V1.3.1

– Fix the adapter malfunction when shutter is pressed during bayonet retraction when camera starts

– Improve AF experience by reducing the unnecessary extension and retraction

– Fix the premature ending when shooting video on certain framerate
– Fix the occasion switch to MF issue

 Download

 

Calibration Tool

If you are experience some frequent focus hunting /focus-off cases, we recommended you to use this calibration tool to further improve the adapter. Please follow below steps closely to run the calibration.

Download Link of the Calibration tool

  1. Download the Calibration tool file and the latest firmware file
  2. Unzip the Calibration tool file.
  3. Set your camera ‘Standby timer’ to 10 min. (Custom Settings Menu -> c3 -> Standby timer)
  4. Connect the adapter to your computer and a new drive will appear (like any portable drive). Copy and paste the calibration tool file you unzipped into the drive. Do NOT need to remove the original file.
  5. Eject the drive, disconnect the cables and mount your Megadap adapter & lens onto the camera
  6. Switch on the camera and the adapter bayonet should start motor in and out
  7. Let it run for 5 minutes and then switch off the camera
  8. Connect the adapter to your computer again. Copy and paste the unzipped firmware file into the drive. Do NOT need to remove the original file.
  9. Eject the drive and you are good.