STM with Full Lens Extension System Closest Focusing Distance 0.98 ft./0.3m
Diameter x Length
2.7 x 0.9 inch, 4.6 oz. / 68.2 x 22.8mm,
New Addition to Canon Series of EF Lenses,The New EF 40mm f/2.8 stm providing Slim,beautiful,powerful,lightweight design 40mm stm f/2.8 STM Lens giving high quality images quality.Its an awesome light weight canon stm lens invention. Thanks to Canon for introducing an outstanding 40mm stm lens in very economical price.