Modern Camouflage,

The author states that at the present time painted camouflage is easily recognized on photographs, and fog and night cannot protect weapons from detection with the infra-red instruments. Many different reflectors have been developed which give bright false impulses on radar screens. Thus, it is possible to simulate targets, bridges, troop concentrations, etc. For the maximum camouflage effect, various camouflage techniques are usually used in combination.