The Hoodman Corporation pioneered the Glare Reduction Industry over 15 years ago. Hoodman continues to be the market leader in the design and manufacture of glare reduction devices for Digital Cameras & Digital Camcorders LCD Screens, Desktop & Laptop Computer Screens, Television & Video Monitors as well as Studio Viewfinders. Hoodman's innovative & patented sunshade technology allows both the home electronics consumer and the film/video professional to use their equipment in bright light or outdoors. This hood fits 3.5-inch to 4-inch LCD view screens.