This document is the property of DEPISTEO. Its contents cannot be reproduced or divulged without the company's approvalPage 17 / 78V04.07.00March 20183.1. Installation procedure3.1.1. Opening the boxAfter removing the compartment containing the accessories, lift the VT1 by the handle as indicated below.We strongly advise conserving all the original packaging of the VT1 for maintenance operations.3.1.2. Nomenclature1BodyThe VT1 body contains all the functional elements.2 MaskFar and near vision lenses are integrated into the mask, which is adapted to the average patient morphology.3 BaseThe VT1 base is ballasted to ensure stability of the instrument however the body is inclined.The elastomer gum coating prevents the VT1 slipping, and avoids scratching the table surface.213