MEF Converter

Get reaConverter, a trusted software for MEF image conversion. Convert between a great number of file formats, including MEF.

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MEF Files
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How to Convert .mef Photos in Bulk

1. Install reaConverter

Download reliable MEF conversion software to convert multiple .mef files and folders in one go.
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Install reaConverter

2. Select MEF Files

Select MEFs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load MEF files

3. Start Conversion

Click Convert to start the bulk conversion of all selected MEF images. The process will begin right away.
reaConverter - Start MEF conversion

Convert MEF on your PC

For quick and effortless MEF file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.

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Do more with your images

Converting MEF images for use in a workflow? Touch up, transform, apply editing and effects to your images during conversion.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

Image editing tools

User Reviews

Average User Rating:
Last updated on February 26, 2025
"For cross-platform compatibility, JPEG remains the gold standard. reaConverter’s precision conversions ensure perfect results every time, whether for presentations, websites, or client deliverables."
Paul Baker
Happy User
"This program is incredibly simple and user-friendly — even beginners can use it with ease. It supports batch processing, works offline, and runs smoothly on my aging Acer Aspire laptop. Best of all, the output quality is outstanding!"
Kevin Harris
Happy User
"reaConverter is pure gold! Rock-solid performance with zero crashes. No internet needed—perfect for travel or low-connectivity work. The ultimate offline alternative to sketchy web converters. Plus, the desktop version keeps sensitive files secure since nothing ever gets uploaded to the cloud."
Malik T. Martin
Satisfied Customer
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Satisfied Customer
"We deployed reaConverter across our department to standardize file formats for our archives. The command-line support and automation features integrated perfectly into our systems. Stellar performance and zero crashes—it just works."
David R.
IT Solutions Architect
"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"
Robert Williams
Happy User

MEF images: Frequently Asked Questions

What are MEF files?

MEF (Mamiya Electronic Format) is a raw photo format used by Mamiya and Phase One digital cameras. It is similar to other raw formats like CR2 (Canon) and NEF (Nikon), but is specific to these particular camera brands. MEF files contain all of the raw image data captured by the camera's sensor, as well as metadata and other information about the image. This allows for greater control and flexibility in post-processing, but also requires specialized software to work with.

Can reaConverter open MEF files?

reaConverter fully supports the MEF image format – open, edit, and export MEF files to any other popular file format with ease.

How do I change MEF to another format?

reaConverter is a user-friendly tool for converting MEF files. Once installed on your computer, it allows you to convert all your .mef files at once with just a few clicks. You can even convert mef images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert MEF online?

If you only want to convert a few MEF images, you are welcome to try our free online MEF converter.

How can I turn MEF files on my computer to another format?

The best way to convert MEF images on your PC is to get a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from MEF.

How can I automate MEF files conversion?

reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.

Can I convert MEF files using scripts or the command-line interface?

reaConverter provides full access to all its features from the Windows command-line shell, including the command-line mef converter.

What else can I do with reaConverter?

Convert vector imagesConvert picture color spaceConvert GIS filesConvert Gerber imagesCrop picture

What formats can I convert a MEF file to?
ai  apng  avif  bmp  bpg  cal  cg4  cgm  cin  dcx  dds  dgn  dis  drw  dwf  dwg  dxf  emf  epi  eps  fax  fits  flif  gbr  gif  glb  gltf  hpg  hru  ico  iff  jp2  jpeg  jpg  jxl  jxr  mif  mtv  pcl  pct  pcx  pdf  pgm  pic  plt  png  ppm  prc  ps  psd  qoi  qrt  rad  riff  rla  sgi  shp  step  stl  stp  svg  svgz  tga  tif  tiff  webp  webpll  wmf  wmz  wpg  wrl  x3d  xbm  xpm 

Discover more

Explore our efficient MEF file converter that saves you time and effort by converting multiple .mef files into different formats.
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