Dr. Klein's Glasses

 are a piece of eyewear in the Fallout: New Vegas add-on Old World Blues.

Characteristics
It provides a Damage Threshold of 1 as well as a bonus of 1 to Intelligence and 5 to Repair and can be repaired with any other type of glasses.

Locations

 * Big Empty, after entering the Think tank, go up the stairs and go all the way to the left to a Deluxe Chemistry set, the glasses will be next to it.