- Unique attachment system means the filter can remain inside the laptop even when closed- Easily removable to allow screen sharing when privacy is not required- LCD screen protection.When originally launched, 3M blackout privacy filters set a new standard for on-screen data protection. But now our premium Gold Privacy Filters provide twice the level of effective privacy protection and a further 14% of clarity. You see more clearly than ever, while on-lookers see nothing but a vibrant reflective golden screen!