The main question is the search and basis for corrective and pedagogical techniques of the development of sedimentary eyesight as an integral characteristic of badly disabled visual system in the early childhood. The phenomena of thesedimentary eyesight of a child with practical blindness is studied in this case. The periods of the psychophysiological visual act’s formation in the conditions of sedimentary eyesight, corrective and pedagogical methods and techniques, which a typhloteacher uses for solving the task of the development of visual opportunities of a child with practical blindness are defined in this article .