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MEF File

What are MEF files and how to open them

Are you having problems opening a MEF file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your MEF files.

What is a MEF file?

MEF files have multiple uses, and Camera RAW Image File (Mamiya) is one of them. Read more about the other uses further down the page.

Camera RAW Image File (Mamiya)

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open MEF files

We have identified three MEF openers that are compatible with this specific type of MEF file.

Programs that open Camera RAW Image File (Mamiya) files

Last updated: April 25, 2024

All known file formats using extension .MEF

While Camera RAW Image File (Mamiya) is a popular type of MEF-file, we know of 3 different uses of the .MEF file extension. Different software may use files with the same extension for different types of data.

MAIET Encrypted File System

We know that one MEF format is MAIET Encrypted File System. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

While we have not verified the apps ourselves yet, our users have suggested ten different MEF openers which you will find listed below.

Mirror II Emulation File

We know that one MEF format is Mirror II Emulation File. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

These apps are known to open certain types of MEF files. Remember, different programs may use MEF files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Adobe PhotoshopAdobe PhotoshopUser submitted
PhotoPad Image EditorPhotoPad Image EditorUser submitted
HoneyviewHoneyviewUser submitted
Corel PaintShop ProCorel PaintShop ProUser submitted
Zoner Photo StudioZoner Photo StudioUser submitted
RAW Thumbnail ViewerRAW Thumbnail ViewerUser submitted
PixillionPixillionUser submitted
PicosmosToolsPicosmosToolsUser submitted
PhotoStudio DarkroomPhotoStudio DarkroomUser submitted
Luminance HDRLuminance HDRUser submitted

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about MEF file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.