The Rocstor PrivacyView™ premium privacy and protection unframed filters provide a whole new level of security and privacy for your monitor. Rocstor 23.6" filter 16:9 aspect ratio privacy screen delivers the most advanced Microlouver Privacy Technology. Rocstor privacy filters can be used either in Glossy or Matte sides. The PrivacyView™ filters also protect from visual hackers and at the same time provides an amazing clear image for your direct view. Rocstor's advanced Privacy technology protects your information with tiny vertical blinds that are built on the surface of the filter which narrows the viewing angle. 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. Use Rocstor's PrivacyView™ screen filters to support compliance with privacy regulations such as Health Insurance Portability Accountability ACT (HIPAA) and Health Information Technology for Economics and Clinical Health (HITECH). Rocstor's privacy screen filters are the means for protecting private and personal corporate, legal and medical records. Use your PrivacyView™ filters with confidence backed by exceptional Rocstor's Two-year limited warranty.