Item is a Light Trial Use - Opened Box - Returned Item, Inspected, small "nail head sized" dimples caused by return shipping stress - SEE PHOTOS....
NOTE: to my eye, it does not seem to impact performance of the unit. The areas closest to my fingers (in text) are where the small dimples are located.
Please see Specifications below to ensure proper fit
3M™ Black Privacy Filter for 28 in Monitor, PF280W1B, 16:10Part NumberPF280W1B,3M Ratio16:10Assembly RequiredYesBlack Privacy FiltersDesktopsBlue Light ReductionYesBrand3M™Color FamilyBlackCompatibility3M StandardComputer Monitor Display Sizes28Device TypeMonitorsDiagonal700 mmDisplay Diagonal28 inDisplay Size (Imperial)28 inDisplay Size (Metric)71.12 cmDurable Screen ProtectionYesFilm ClassificationBlackFilter Dimensions (width x height)23 3/8 in x 14 5/8 inFilter Dimensions - Metric (width x height)594 mm x 371 mmFilter TypeFramelessFor Device with Raised BezelYesMarketBase Supply, Defense, Facilities Management, Homeland SecurityOrientationLandscapeOverall Height (Imperial)14.6 in, 14.6 inOverall Height (Metric)371 mm, 371 mmOverall Width (Imperial)23.4 inOverall Width (Metric)594 mmPrivacyYesResolution Height1200, 1200Resolution Width1920, 1920ReversibleYesScratch ResistantYesScreen AttachmentAttachment Strips and Slide Mount TabsScreen FormatWidescreenScreen Resolution (Width x Height)1920 x 1200SegmentOffice SuppliesSurface FinishMatte to Glossy - ReversibleTouch CompatibilityYesViewing Area Diagonal (Imperial)28 inWarranty PeriodLimited 1-year warranty