Photochromic sunglasses Bixby-u black - Kilpi UNI

Kilpi BIXBY-U universal sunglasses have an ultra-light frameless construction and stylish, robust photochromic lenses. They are able to react to changes in solar radiation by darkening or lighten depending on the intensity of the radiation. Anti-slip silicone sides and nose saddle ensure stability and comfort when wearing. Lenses category 3, which are suitable for bright and very bright sunny days, transmittance 8-18%, UV 400, unsuitable for wearing in dim light or with poor visibility. At maximum lightening, Kilpi BIXBY-U Black glasses provide 61% light transmission, at maximum darkening they provide 12% light transmission. Tinting of glasses, e.g. when brightening takes 90 seconds, full brightening takes 200 seconds. During transport, you will appreciate the sturdy padded case and the soft cloth for cleaning the glasses. The weight of the glasses is only 24.9 g. Choose from several color options.
Material composition: 95% polycarbonate, 5% rubber