MEF File Type

- The quick facts

What are MEF files and how to open them

Are you having problems opening a MEF file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a MEF file?

MEF files have multiple uses, and Camera RAW Image File (Mamiya) is one of them.

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 one MEF opener that is compatible with this specific type of MEF file.

Programs that open Camera RAW Image File (Mamiya) files

Last updated: March 17, 2022

More file formats using the MEF extension

Through our research of MEF files, we know that the following formats exist. However, we have not yet analyzed them in detail, and we would love to hear from you if you have information about either of them.

MAIET Encrypted File System

Mirror II Emulation File

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.