GPF12.5W9 fits widescreen netbook computers with a diagonally measured 12.5" viewable screen; actual filter dimensions are 6 1/8" high x 10 15/16" wide. This filter is designed for widescreen laptop computers with screens that appear more rectangular than square and have a 16:9 aspect ratio. 3M Gold Privacy Filters provide a higher level of effective privacy protection and clarity than competitive products and standard black out privacy filters. User sees more clearly than ever while on-lookers see nothing but a vibrant golden screen.