Kantek Secure-View SVL20.1W Privacy Screen FilterProtect sensitive information on your 20" widescreen monitor with the Kantek Secure View SVL20. 1W Privacy Screen Filter. This anti glare privacy solution uses Micro Louver technology to narrow the viewing angle so that on screen data remains visible only to those directly in front of the screen. Ideal for offices, open workspaces, and travelers, this filter helps prevent shoulder surfing while maintaining crisp, clear image quality for the user.