IMAGE OF VIGILANCE USED IN VISUAL ENVIRONMENT IN RELATION TO TRANSPORTATION DAMAGE

摘要

The invention concerns a sight locking device for preventing motion sickness, characterised in that it consists of an impermeable, transparent or translucent tubular container (2) closed on itself, wherein are enclosed at least two substances (3; 5, 7, 8) having different states and/or masses, whereof at least one visible interface (4, 4') physically represents sight markers, when said device is positioned in the peripheral visual field of one eye or both eyes of the user. The invention is particularly and advantageously useful for producing spectacles inhibiting motion sickness.