Dark Shade DIN9~13 DIN9~13 / / / / /. Optical Class 1/1/1/2 1/1/1/2 / / / / /. Auto Darkening ✔ ✔ ✘ ✘ ✘ ✘ ✘. UV/IR PROTECTION: DIN16. LENS SPECIFICATIONS. COMFORTABLE TO WEAR.
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