WF20 Auto-Darkening Filters Standard viewing area 98x40mm, 90x110mm cartridge size Most typical dark shades (10, 11) 1.5 year manufacturer warranty MODELSADDITIONAL INFO Code Description Case Content J8181 WF20 3/11 TN INT 1 J8183 WF20 3/10 TN INT 1
WF20 Auto-Darkening Filters Standard viewing area 98x40mm, 90x110mm cartridge size Most typical dark shades (10, 11) 1.5 year manufacturer warranty