The Kodak 89B Opaque Infrared (IR) Optical Filter blocks all UV and visible radiation. Blocks up to 800nm (approx).
Most Kodak gelatin filters are available in 3 x 3" (75 x 75mm), 4 x 4" (100 x 100mm), 6 x 6" (150 x 150mm), and 14 x 18" (350 x 450mm).
UPC: 041771877224