Kensington Anti-Glare Filter for Apple 13″ Monitor Apple Rescue of Denver » Products Page » Macintosh to PowerPC » Monitors & Displays (Macintosh) » Kensington Anti-Glare Filter for Apple 13" Monitor Slide on Made by Kensington for the 13" AppleColor High-Resolution RGB Monitor, Model M0401 or M1297. Slides over the front of the monitor. Screen looks good. The frame show some discoloration. For a 13 1/2" x 11" monitor face. Product in stock Price: $15.00 Updating cart... Updating...