IRISS VPFR-75 Infrared 3” Viewing Window Pane, Round, New, USA Made. This is a new old stock viewing pane in original plastic packaging. It remains in perfect unused condition. Comes with the shown sticker labels. Multiple units available at the time of listing. USPS shipping Window dimensions - 3” Overall dimensions - 4.8” Housing material - nylon Optics material - IR transmissible polymer
