3M Framed Desktop Monitor Privacy Filter for 18.5" Widescreen LCD, 16:9 MMMPF185W9F PF185W9F

You'll see the information on your display while people on either side only see a darkened screen.
Two easy-to-use attachment methods - 3M

Global Product Type	Monitor Filters-Overscreen
Diagonal Monitor Size	18.5"
Fits Device Type	LCD
Frame Type	Flat Frame
Mounting	Adhesive Strips or Hang Arms
Filter Tint	Black
Filter Material	Plastic
Frame Material	Plastic
Frame Color/Finish	Black
Widescreen	Yes
Width	16.75"
Height	9.5"
Aspect Ratio	16:9
Pre-Consumer Recycled Content Percent	0%
Post-Consumer Recycled Content Percent	0%
Total Recycled Content Percent	0%