[Problems in processing complex eyeglass lenses with zonal surfaces].
D005139:Eyeglasses; D008433:Mathematics; D009907:Optometry / Q000379:methods; D010969:Plastics; D012029:Refraction, Ocular
D010969:Plastics
Voprosy razrabotki slozhnykh ochkovykh linz s zonal'nymi poverkhnostiami.