EF 40mm f/2.8 STM
Used by 3 peopleusa.canon.com ↗

“My favourite lens is probably the "pancake" 40mm lens.”
Ludovic Chabant Interview, Software developer (Epic) · via Uses This 
“I also have the 40mm pancake, but don't find myself using it as much as I had hoped.”
Ryan Essmaker Interview, Designer, developer (The Great Discontent) · via Uses This