Perifocal spectacle lenses used since 2011 in Russia for myopia control and prevention. The main advantage of Perifocal lenses in myopia control is Multi-functionality. Since 2013 Perifocal lenses was studied by The Helmholtz Moscow Research Institute of Eye Diseases, Moscow, Russia. According to studies Perifocal spectacles affects myopia not only with peripheral defocus, but also contributes conditions for balance between vertical and horizontal meridians, creates conditions for accommodation training, preserving high binocular visual aquity and creates positive spherical aberrations (please, see a video below). Another important feature of Perifocal spectacles - it can be used before myopia onset to prevent or delay it. Read more information from papers and conferences.