Parson does not have the inherent ability to see unit statistics, as do other Warlords and Casters.Erf-b1-p040a When worn, these Glasses allow him to see those values. The glasses can also see the unit's name, which no other known unit type can do.
The glasses also give greater detail into the Specials a unit has, showing what discipline a caster isErf-b1-p108, something other casters can't tell. inner-peace-through-superior-firepower-–-episode-011/
The glasses also show hex-borders LIAB_Prologue_6.