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How to open .PEF file extension?

File Type : Pentax RAW Bitmap Graphic (PENTAX Corporation)
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .PEF files?

"Windows unable to open a file!" is probably the most common error faced by millions every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.



What is .PEF file extension?

.PEF file extension is a known file type. This section of tells you everything you need to know about this extension.
Uncompressed RAW photograph taken with a Pentax digital camera; stores image information exactly how it was captured by the camera's sensor, with no compression or color adjustment. NOTE: Different Pentax camera models may store images using slightly different variations of the format. Therefore certain software programs may read some, but not all PEF files.
You can see a list of software programs here on that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open .PEF files:

Microsoft Windows:
  • Pentax Photo Browser or Photo Laboratory
  • Corel PaintShop Pro X7
  • ACD Systems Canvas 15
  • ACD Systems ACDSee 17
  • Adobe Photoshop CC
  • Adobe Photoshop Elements 13
  • Google Picasa
  • MAGIX Xara Photo & Graphic Designer 9
  • UFRaw
  • Microsoft Windows Live Photo Gallery with Microsoft Camera Codec Pack
  • GIMP with UFRaw plugin
Apple Mac OS X:
  • Pentax Photo Browser or Photo Laboratory
  • Adobe Photoshop CC
  • Adobe Photoshop Elements 13
  • GIMP with UFRaw plugin
  • Google Picasa
  • MacPhun ColorStrokes