Fotasy MH46C Metal Screw-In Lens Hood and Cap for Panasonic Lumix 14mm f2.5 20mm f/1.7 Lens Solid metal construction, with flat black interior to prevent reflections. Protect the front barrel form the inevitable impacts against walls, door frames and other real-life obstacles. Prevent glare by stopping light from coming into the lens at side angles. and improves contrast and image quality. Size: 46mm, also fits other Leica Zeiss standard prime lens with 46mm filter thread With lens cap which cover the front part of the hood.