The privacy screen helps maintain the screen information safe from indiscreet looks: ideal for the plane, public transport and work in coffee shops or other public space creates a restricted viewing angle of only 60 degrees, so that Looking towards the screen can be seen, but to the side you can only see a darkened screen reduces the intense blue light for a lower ocular fatigue: protect against dust and scratches: it adheres easily with the inclined bevel tongues or the removable adhesive strips