The film tells about the history of creation and advantages of Fedorov-Zakharov's intraocular iris-clip-lens. Sunrise. The mountains. Mountain Lake. Mountain river. Forest. Bruegel's and Picasso's paintings of the blind. Artist's workshop. Actresses dance on the stage of the restaurant. The driver is driving a car. A patient in a wheelchair. Surgery to remove the clouded lens from the patient's eye. Photos of the streets of London. Lenses. Professor Fedorov in the office. The city of Cheboksary. The first artificial lens. Inspection of the girl. Fedorov and Zakharov are working with a microscope. The operation is in progress. Insertion of an iris-clip-lens into the patient's eye. Physiological optics office. Examination of the patient's eye. Lens assembly. assemblers at work. Lens containers. Car on a mountain road. The artist paints behind an easel.