According to a recent report by the US Fox News Network, the US Naval Research Office (ONR) is testing a high-tech goggle that can be automatically discolored. Not only does it look cool, it also reacts instantly to changes in the environment - dimming in bright sunlight and becoming dimmable in dim environments, bringing great convenience to combat.
Currently used by the US military goggles with three kinds of lenses - dark, amber, bright lens, respectively, in different occasions, replacing the lens takes about 5 minutes. The new goggles have flexible liquid crystal lenses. When the light is dark, there will be a charge through the liquid crystal layer, adjust the crystal arrangement to make the lens change color, the entire process takes only a few seconds.
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