Photochromatic lens. Guarantees excellent visibility and protection, both in poor and intense light conditions. CAT 1÷3 | VT 77%÷17% BLUE LIGHT TRA 73%÷17%
DELTA uses VZUM AF-LENS, a photochromatic lens that adapts itself to the intensity of the light present in the environment and automatically changes colour, shielding off harmful UV rays of any sort.