The 3M PF17.3W is a security screen filter for 17.3-inch wide screen notebooks. It limits the viewing angle to prevent unwanted onlookers from seeing sensitive information.
Technical Specifications
Effective "black out" privacy from side views outside the 60-degree viewing angle; Helps reduce reflections so you see your screen clearly with pristine image clarity; Reversible between a glossy side and glare-reducing matte