3M Framed Privacy Filter for 17" Standard Monitor (5:4) (PF170C4F) Microlouver technology delivers world-class effective "black out" privacy from side views outside the 60-degree viewing angle Offers the best level of clarity in 3M Privacy Filters for monitors On average, 25% more clarity than standard 3M Black Privacy Filters Easy to remove for collaboration, sharing or to clean as needed Great for high-resolution monitors. Helps reduce reflections so you see your screen with a beautiful high-contrast, high-resolution quality you expect