A Welsh designer has evolved the trust swimming goggle by providing the swimmer with in water information. Information, including the total time spent swimming, the number of laps completed and...

A Welsh designer has evolved the trust swimming goggle by providing the swimmer with in water information. Information, including the total time spent swimming, the number of laps completed and the speed traveled are shown in a tiny heads-up display inside the goggle lens, using a system that reflects information off tiny mirrors.

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