Proprietary plugin for several EPSON scanner models, to be used with the epkowa SANE backend (provided by media-gfx/iscan). 32-bit only. Also includes the firmware for them, to be used with the snapscan SANE backend (provided by media-gfx/sane-backends). Supports the following models: EPSON Perfection 2480 PHOTO / GT-F500 EPSON Perfection 2580 PHOTO / GT-F550 Install the firmware only, and not the plugin.