Convert JPG to MEF Online — Free
Fast, free JPG to MEF converter. No registration required.
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How to Convert
Upload your .jpg file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .mef file when it's ready.
What is JPG?
JPG (JPEG) is the most common image format for photographs. It uses lossy compression to achieve small file sizes while maintaining good visual quality.
Format Details
- Full Name
- JPEG Image
- Extension
- .jpg
Key Features
- Universal support
- Small file sizes
- Great for photos
- Adjustable quality
What is MEF?
MEF is Mamiya's RAW image format used in medium-format digital backs like the Mamiya ZD and 645DF. It stores unprocessed sensor data from large CCD and CMOS sensors for maximum image quality.
Format Details
- Full Name
- Mamiya Raw Format
- Extension
- .mef
Key Features
- Mamiya medium format
- RAW quality
- Full sensor data
- Large sensor
JPG vs MEF
| Feature | JPG | MEF |
|---|---|---|
| Full Name | JPEG Image | Mamiya Raw Format |
| Extension | .jpg | .mef |
| Best For | Universal support | Mamiya medium format |