Why does everyone think the Monopoly guy has a monocle?

Why does everyone think the Monopoly guy has a monocle? The Monopoly Man, Rich Uncle Pennybags, wears a thick, white handlebar mustache on his face. He also wears his top hat. Some people believe that we imagine a monocle because most pictures of men with a mustache and a top hat do also include this accessory.

The Monopoly Man, Rich Uncle Pennybags, wears a thick, white handlebar mustache on his face. He also wears his top hat. Some people believe that we imagine a monocle because most pictures of men with a mustache and a top hat do also include this accessory.