Canon EF 40mm lens
# Canon EF 40mm lens

The EF40mm f/2.8 STM was a standard prime lens which was introduced by Canon in June 2012, alongside the EOS 650D/Kiss X6i/Rebel T4i. The lens features a maximum aperture of f/2.8. It was Canon's first EF pancake lens. The EF 40mm was the first EF lens equipped with a stepping motor (STM). It was discontinued in March 2021.

