Although monocles were seen as unfashionable and antiquated, the utility of this far outweighted the fashion past. It allowed the wearer to take a 3D picture of another robot to create a holoprojection of that robot in order to have the wearer disguised efficiently. However, if exactly the same robot found Clank, his disguise was blown. Clank acquired this incredibly helpful gadget when he went to High-Rollers Casino. Using the Holo-Monocle revealed information about the enemy, including information about the home planet, and what their classification is. If damaged or when you attack or when you want to jump, you become Clank again.