Pgm extension is related to Portable Gray Map. You can try to open pgm files with Irfan View and Acdsee softwares.
Pgm extension stands for image files. These images 8-bit gray toned. The image definition consist of numbers. And every single number represents different kind of gray hue. You have chance to open pgm files with Irfan View and Acdsee softwares. To get detailed information, please take a look to following web pages: www.acdsee.com, www.irfanview.com
What to use pgm
Irfan View, Acdsee
which page related to pgm file
pgm Related Searches
You can check related links about pgm fileextension.