This high-quality 3M PF240W1B 24\\\" Widescreen computer Monitor Desktop LCD Black Privacy Filter is designed to keep your work private and secure. With 60 Degree Viewing Angle and Matte Surface this filter is the best choice for users who want to work in private and prevent others from reading their documents or seeing their work. The polymer film material provides durability and an extra layer of protection from dust, scratches, and fingerprints.