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October 2016    Download the Entire Issue (PDF) Vol. 31, No. 10   RSS Feed for Undercurrent Issues
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Will You Fund a Wrap-Around Mask for Peripheral Vision?

from the October, 2016 issue of Undercurrent   Subscribe Now

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All divers know that underwater objects look one-third closer or one-third larger. Our angle-of-view narrows, a sort of tunnel vision caused by the refraction of light when it passes from the dense medium of water to the less dense medium of air within the mask.

Years ago HydroOptix produced a mask that attempted to address this problem, but far-sighted users needed to use corrective contact lenses to focus properly on the virtual image made by the mask. It was doomed to commercial failure....

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