Optical camouflage

Arguably one of the most advanced pieces of battle technology in Ace Combat history, Digital Optical Stealth is a cutting-edge system that renders the user aircraft completely invisible, both to radar & to normal pilots.

Employment on the 2020 Conflict
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Cons of the DOS
While still invisible, the employer is not completely invisible. A sharp-eyed individual could make out the user's location by looking for small ripples in the air. That, and the camouflaged aircraft still can be damaged under optical cloak.