The Rocstor PrivacyView premium privacy and protection unframed filters provide a whole new level of security and privacy for your Microsoft Surface Pro 4/5/ and 6 series. Rocstor Microsoft Surface Pro 12. 3” filter with 3: 2 aspect ratio privacy screen delivers the most advanced Microlouver Privacy Technology. | Advanced privacy. Enhanced clarity. Screen data is visible only to persons directly in front of the display will not Blur or distort on-screen images single matte sided filter | Reduces 37% of blue light and glare excellent for use in high traffic area helps protect fragile LCD screen from Scratches, Damage and fingerprints | The information on your display would be only visible directly in front of the display up to 30 degrees away from the center of the screen and the sides are Blacked Out from outside of 60-degree viewing angle. Rocstor's privacy screen filters are the means for protecting private and personal corporate, legal and medical records. | Two-year