Tachyon scanner

Tachyon scanner is a tech achievement in Master of Orion.

Description
Tachyon Scanners detect the disturbances in the gravitic characteristics of normal space caused by the passage of ships travelling through hyperspace. These scanners have a base detection range of 4 parsecs. The differences in detection range caused by ship size still apply. Tachyon Scanners installed in Star Bases decrease attackers missile evasion by 40\%.