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What is MEF?

Full name

Mamiya RAW

Format type

Image

Developed by

Mamiya

Description

MEF is a RAW image format used for pictures taken with Mamiya digital cameras. MEF files are uncompressed and unprocessed, which results in high quality and a large file size.

File extension

.mef

Technical details

As most RAW formats, MEF is based on the TIFF specifications.

Associated programs

Microsoft Photos, Apple Photos, XnView, Adobe® Photoshop® Elements®