Convert pef to flif Online: pef2flif
You can use Tom's Editor to easily convert images from
Pentax Electronic File .PEF to Free Lossless Image Format .FLIF.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Pentax Electronic File is an image format with extension PEF.
Free Lossless Image Format is an image format with extension FLIF.