Home / Tint Kits / NOIR Ring NOIR Ring Array of NoIR Medical Filters and Chadwick exclusive Filters on a Key Ring. Chadwick Colors include 3 shades of FL-41, 3 shades of E-Blue, COI Plum, and COI 507 SKU: NOIRRING Categories: Non-VTO, Tint Kits Related products Corning 527 Read more Trial Rings Read more CVD – A – Indoor Read more Axon FL41 Outdoor Read more