FrogEyeSee with clarity, both in the water and out. The Double Lens Technology featured in our FrogEye prescription goggles collection includes a two lens solution that allows you to see clearly not only above but below the water as well. Heres how it works: The exterior lens is a clear lens allowing for light transmission. The interior lens is the corrective Rx lens allowing for a full prescription range. A slight air gap in between both lenses allows for