Ubuntu
sane-backends package

  1. Bionic (18.04)
  2. Bug #1731459
  3. Comment #8

Comment 8 for bug 1731459

Revision history for this message
teras (panayotis) wrote : Re: genesys_gl847 scanners produce a black band in scanned images on Ubuntu 17.10

Sorry for double posting, just some demo images to present the problem.

Linux scan: https://i.stack.imgur.com/b3gij.jpg
OSX scan: https://i.stack.imgur.com/clWPg.jpg

Indeed it seems like a gamma error.