Fotasy Brass Lens Mount Adapter - M42 42mm Screw Mount Lens to Fujifilm X-Series Mirrorless Camera Adapter Allows M42 42mm Screw Mount Lens to be used on Fujifilm FX Mount Camera body Smooth surface, strong structure, made of COPPER There are no electrical contacts in the adapter ring. Exposure and focus has to be adjusted manually Designed for Fujifilm FX Mount X-Pro1 X-E1 X-A1 X-M1 Cameras and new models Brand Name: Fotasy