3M privacy Filter for 24 inch widescreen LCD monitor. Black anti glare screen. Protect data from visual hacking.

Amazon

3M microlouver privacy technology provides privacy screen protection for sensitive data. Reversible glossy or matte screen finish. Matte screen finish reduces discomfort from screen glare. Two easy on, easy off attachment systems. Simple to remove for easy screen sharing. Desktop monitor user working in sensitive areas. Open plan offices, open reception areas Visual security, protecting confidential/sensitive information - customer, commercial, medical, government, e-examination Increase productivity by removing user privacy concerns. Durable screen protection, scratch resistant To ensure proper fit, measure the viewable height and width of your screen. (Do not include the screen frame/bezel in you measurement.) Then, choose the filter size that matches your exact measurements, or slightly smaller. Privacy Filters are compliant with ISO27001 Information Security Management.

Euroffice

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.