You can use our compress JPEG tool to reduce the file size by up to 80%! ![]() As such, the relatively small size of JPG files makes them excellent for transporting over the Internet and using on websites. The considerable compression that JPG offers is the reason for its wide use. JPG (Joint Photographic Experts Group), is a universal file format that utilizes an algorithm to compress photographs and graphics. What is a JPG (Joint Photographic Experts Group) file? PEF is usually converted to Adobe Digital Negative Raw Image (DNG), Tagged Image File Format ( PEF to TIFF), JPG ( PEF to JPEG), or Portable Network Graphics ( PEF to PNG) file formats.ĭeveloped by: Ricoh Imaging Company, LTD. On Linux/Unix, darktable is open source, cross-platform, and free. For both Microsoft Windows and macOS, Adobe Photoshop, Adobe Photoshop Lightroom works well for opening and converting PEF. Many other programs can open this file type successfully. A non-Pentax program for opening PEF is Adobe Photoshop Lightroom. Another common program for viewing PEF is PENTAX PHOTO Browser. ![]() ![]() Ricoh Imaging Americas Corporation provides PENTAX PHOTO Laboratory software, which is the default for opening PEF. The benefit of working with a raw image is that it provides high-quality images, the ability to recover information, ease in making corrections, and many other advantages and benefits. Pentax Electronic File (PEF) is a raw image file format produced by Pentax digital cameras, which stores an unedited and uncompressed image.
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