Samyang Remaster Slim with AF Module - 21mm f/3.5 - 28mm f/3.5 - 32mm f/2.8 for Sony FE

One Module, Three Focal Lengths - Switch between three focal lengths (21mm/28mm/32mm) using just one module. Compact & Lightweight - The Remaster Slim weighs only 66.5g including the module and lens. Ultra Slim - Incredibly thin at just 19.5mm making it easy to fit comfortably in your pocket or bag. Street Photography - The small size doesn't draw attention making it easier to un-noticed whilst on the street. Convenient Features - The AF/MF switch on the RS AF Module allows you to quickly toggle between focus modes depending on the situation.