Dr. Klein's glasses
- 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.
- When worn with Dr. Klein's glove and Dr. Klein's scrubs, a challenge for wearing his full set of apparel called "Klein Destine" is completed earning the player 100 XP.
- On the Pip-boy, under Effects, Klein's glasses are noted as "Science Sight". In contrast, Dr. Mobius' glasses are described as "Mad Science Sight".
- Neither Klein nor Mobius are wearing glasses in the group picture displayed in the opening slideshow.