These are the proprietary binary-only i386-only libraries for EPSON USB scanners. The libraries are provided (in object code form only) under the terms of the license agreement provided in the EAPL and LICENSE files in the directory /usr/doc/iscan-proprietary-drivers/ The proprietary libraries used by the driver epkowa are only needed for the following scanners: libesint1F: Perfection 1250 / Perfection 1250 PHOTO / GT-7200 libesint23: Perfection 1260 / Perfection 1260 PHOTO / GT-7300 libesint32: Perfection 3170 PHOTO / GT-9400 libesint41: Perfection 2480 PHOTO / GT-F500, Perfection 2580 PHOTO / GT-F550 libesint43: Perfection 4180 PHOTO / GT-F600 libesint52: Perfection 3490 PHOTO / GT-F520, Perfection 3590 PHOTO / GT-F570 libesint54: Perfection 4490 PHOTO / GT-X750 libesint66: Perfection V10 / GT-S600, Perfection V100 PHOTO / GT-F650 libesint68: Perfection V350 PHOTO / GT-F700 libesint7A: Perfection V200 PHOTO / GT-F670 libesint7E: Stylus CX4300, Stylus CX4400, Stylus CX5500, Stylus CX5600, Stylus DX4400 Additionally proprietary firmware files are only needed for the following scanners: esfw41.bin: Perfection 2480 PHOTO / GT-F500, Perfection 2580 PHOTO / GT-F550 esfw32.bin: Perfection 3170 PHOTO / GT-9400UF esfw52.bin: Perfection 3490 PHOTO / GT-F520, Perfection 3590 PHOTO / GT-F570 esfw43.bin: Perfection 4180 PHOTO / GT-F600 esfw54.bin: Perfection 4490 PHOTO / GT-X750 esfw66.bin: Perfection V10 / GT-S600, Perfection V100 PHOTO / GT-F650 esfw68.bin: Perfection V350 PHOTO / GT-F700 esfw7A.bin: Perfection V200 PHOTO / GT-F670 The firmware files are provided in the package iscan-firmware.