All “LED screens” (smartphones, tablets, computer screens, Tvs, etc.) emit a “blue light” which is particularly harmful to eyes.Equipped with lenses that filter 40% of this blue light, our #SCREEN collection makes everyday life more comfortable, protects your eyes and guarantees you a very fashionable look.Rubber texture, flexible arms and designer frames: comfort and style guaranteed.Stay connected with complete peace of mind! Unisex, universal model - available in a choice of colours Strength: +1, +1.5, +2, +2.5, +3 Shape #D: Round, Timeless This model complies with the European standards for non-prescription glasses (NF EN 14139) and with the international standards for prescription glasses (IS0 12870).