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Multicase / contact lens container

Multicase
Multicase

Contact lens container usually need to be changed to new one every 2-3 months , which leads to waste of material. Worse still, people tend to easily forget when they should discard the containers. Multicase’s outer surface is covered with special paint, which will stimulate a kind of oxidation reaction and turn from blue to red gradually during two months.When it is time to change the container, the color of surface is changed from blue to red, which is the same color as the central cover. The visualization process can easily notificate people when to replace the expired container with new one. The container can be reused for several times

University

University of Edinburgh

University of Edinburgh
SHANGHAI, China

Mingwei Zhang,
University of Edinburgh

Dongyun Yang,
University of Edinburgh

Huachao Gong,
Tsinghua University