Classification Information
photochromic lenses with tinting and polarization for sunglasses, eyeglasses, and ski goggles; photochromic lenses for sunglases, eyeglasses, and ski goggles
Electrical and Scientific Apparatusphotochromic lenses with tinting and polarization for sunglasses, eyeglasses, and ski goggles; photochromic lenses for sunglases, eyeglasses, and ski goggles
Electrical and Scientific Apparatus