Get the revolutionary new privacy filter that so seamlessly protects your onscreen data, you'll hardly know it's therebut visual hackers around you will. Introducing the 3M Bright Screen Privacy Filter. Easy to apply, easy to use, easy to forget it's there. Only from 3M, the experts in screen privacy. Diagonal Monitor Size: 13"; Fits Device Type: Dell Multi-Line Laptop; Frame Type: Frameless; Mounting Details: 3M COMPLY Adhesive Strips.