By Bestbuy.com

3M - High Clarity Privacy Filter for 24" Widescreen Monitor, 16:10 Aspect Ratio (MMMHC240W1B) - Black

MEASURING FOR YOUR PRIVACY SCREEN & PROTECTORS: Measure from the upper left corner diagonally down to the lower right corner. Make sure you measure the Viewable Area Only. For a proper fit, do NOT include the monitor or laptop frame or casing in your measurement. Also, note if your screen is in Standard (Ratio 4:3 +/-) or Widescreen (Ratio 16:9 +/-)format .