УСТРОЙСТВО ПОЗИЦИОНИРОВАНИЯ ПОЛЬЗОВАТЕЛЯ ПРИ ПОМОЩИ ФОРМИРОВАНИЯ ВИЗУАЛЬНЫХ ОРИЕНТИРОВ ДЛЯ КАЖДОГО ГЛАЗА

摘要

A user positioning device comprising a stand ( 1 ) carrying two positioning markers ( 5 ) that are disposed so that each can be seen by a respective one of the eyes of a user, when the user is positioned correctly, and means ( 7 ) for forming a light path between each of the eyes of the user and the corresponding positioning marker, the light paths being optically separate from each other relative to the eyes of the user.