Functions: Shield your camera from sunlight during shootings, prevents lens flares and ensures professional film results. Protects lens from shock and bump Other Features: 1.Selectable four size connectors (6.4cm, 7.0cm, 7.5cm and 8.5cm) to meet the requirement for 4:3 and 16:9 cameras shooting. 2.Professional digital matte box lens hood, Can be installed filters 3.The matte box lens hood can be integral to the right rotation, it is convenient to install the camera