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Reusable electronic tester - you can check our words yourself
Original NoBlue Cat Style Orange glasses
5" Blue Light Filter - 475 x 267 mm (16:9)
Protect your eyesight
Brown Day Protective Filters Reusable electronic tester - youWarm brown daytime glasses with a lightweight TR90 frame. Brown Day is designed for work, study, video calls and everyday screen use. Its lightly tinted Day lenses filter 40% of blue light within their stated operating range while keeping colours more natural than Orange lenses. 22 g TR90 frame CR39 lenses with the filter integrated into the lens material Protective case, microfibre cloth and blue light tester included
