In recent years, we have been increasingly observing a replacement of simple lenses with flat mirror lenses called aspherical lenses or otherwise known as flat! In the world of media, the hottest and most fashionable in sunglasses has an aspherical shape and gentle colors such as gold, silver, golden pink, blue and even black mirror. This results in a sense of luxury and intense mirroring in a calm, the intense mirror lenses of recent years with intense colors of purple, yellow, red blue are no longer a hot choice for well-known fashion houses. In addition, one more trend is the double mirror...