PEF files exist as 2 different types. Please find information about each of them below.
Type 1: Pentax Electronic File
A PEF file contains raw image data captured by Pentax digital cameras. It is uncompressed and minimally processes data from the camera's sensor. PEF allows greater flexibility for post-processing than...
General Information
| Title | PEF File Extension |
| Extension | .pef |
| Full Form | Pentax Electronic File |
| File Type | Raw Image File |
| Developer | Ricoh Imaging |
| MIME Type | image/x-pentax-pef |
File Function
| Primary Function | Store image data |
| Additional Functions | Preserve details, Non-destructive editing |
| Features | High quality, Uncompressed |
File Characteristics
| Quality | High resolution |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | Yes |
Use Cases
| Professional Photography | Yes |
| Image Archiving | Yes |
| Graphic Design | Possible |
Security and Practices
| Security Risks | Low |
| Best Practices | Backup, Software updates |
Historical/Version Information
| Initial Release | Early 2000s |
| Latest Version | Dependent on camera model |
Associated Types
| Similar Extensions | .cr2, .nef, .arw, .raf |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Adobe Photoshop |
Subscription | Windows, Mac |
 Corel PaintShop Pro |
One-time payment | Windows |
| Pentax Digital Camera Utility |
Free with camera | Windows, Mac |
Type 2: PEF Braille Book File
The PEF file extension has two meanings. One is a raw image format created by Pentax digital cameras. These PEF files contain minimally processed image data. The other PEF refers to the Portable Embos...
General Information
| Title | PEF File Extension |
| Extension | .pef |
| Full Form | Portable Embosser Format Braille Book File |
| File Type | Digital Braille Format |
| Developer | BrailleNet, Daisy Consortium |
| MIME Type | application/x-pef |
File Function
| Primary Function | Digital Braille representation |
| Additional Functions | Braille embossing, translation |
| Features | Portable, Embosser-ready |
File Characteristics
| Quality | High for Braille |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | Yes, with software |
Use Cases
| Braille Publishing | Yes |
| Braille Translation | Yes |
| Visually Impaired Reading | Yes |
Security and Practices
| Security Risks | Low |
| Best Practices | Validate format, secure transfer |
Historical/Version Information
| Initial Release | 2008 |
| Latest Version | Specification 2008-1 |
Associated Types
| Similar Extensions | .brf, .brl, .bdf |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
| BrailleBlaster |
Free | Windows, Mac, Linux |
| Liblouis |
Free | Cross-platform |
| Duxbury Braille Translator |
Paid | Windows, Mac |