Kantek Secure-View Blackout Privacy Filter fits 15-Inch Standard LCD Monitors and Notebooks Measured Diagonally, Filter Measures 12" W x 9 H&rdquo; (SVL15.0) Keeps confidential work secure from prying eyes so only you see what you're working on Blacks out screen image when viewed from either side, while keeping a crystal clear image when viewing the screen straight-on Fits Standard LCD Monitors and Notebooks with a diagonal screen measurement of 15.0" (viewable area only) and a 4:3 aspect ratio; Actual filter dimensions are 12" W x 9" H Reduces glare, increases contrast, protects the display from scratches and dirt, and can help health care institutions meet HIPAA Patient Privacy Act compliance Lightweight, thin, frameless design is easy to attach and remove, and easy to clean with microfiber cleaning cloth included