raster burn

from Jargon File (4.4.4, 14 Aug 2003)

raster burn
 n.

   Eyestrain brought on by too many hours of looking at low-res, poorly
   tuned, or glare-ridden monitors, esp. graphics monitors. See {terminal
   illness}.

from The Free On-line Dictionary of Computing (8 July 2008)

raster burn
terminal illness

   1. (Or terminal illness) Eyestrain brought on by too many
   hours of looking at low-resolution, poorly tuned, or
   glare-ridden monitors, especially graphics monitors.

   2. The "burn-in" condition your {CRT} tends to get if you
   don't use a {screen saver}.

   [{Jargon File}]