[Source] Optical camouflage system was a type of armor enhancement available during the Galactic Civil War between the Alliance to Restore the Republic and the Galactic Empire following the Battle of Yavin. The system consisted of image generators and sound reducers. Several models of system were available, all costing about File:AurebeshSans-Serif credit.png 5500; these included BioTech Industries's Flicker displacement field, Merr-Sonn Munitions, Inc.'s "Ghost" optical camouflage system and Atlas Corp's "Smokescreen" stealth system.