Increases AC
Adds +3 to Dexterity (thus, depending on prior Dexterity score, either +1/+2 To Hit with ranged attacks, either +1/+2 to AC, and either +1/+2 to Reflex saving throws)
A rogue wearing these lenses may sneak attack while wielding a bow or crossbow, but not any other Ranged weapon. An assassin (rogue sub-class) wearing these lenses may perform an assassination while wielding a bow or crossbow, but not any other Ranged weapon.
Adds +2 to AC
If the wearer is a monk, the total AC bonus from this item is +3.
Adds +2 to Dexterity (thus adding +1 To Hit with Ranged attacks, +1 to AC, and +1 to Reflex saving throws)
If the wearer is a Rogue, they have a once per game perk. When attempting to make a sneak attack, the rogue has the option to use a Ranged weapon. These lenses do not in any way alter the number of times a rogue can attempt to make a sneak attack–it allows one of those attempts to be made using a Ranged weapon.
Adds +3 to Dexterity (thus, depending on prior Dexterity score, either +1/+2 To Hit with ranged attacks, either +1/+2 to AC, and either +1/+2 to Reflex saving throws) and when attacking an Incorporeal creature, the wearer’s attacks do not suffer the 50% miss chance.