Children of a Thailand tribe who see with clarity beneath the waves (2016)
As far as I know the eyes don’t deliver perfect imagery but the brain does a lot of image processing to make the image usable (similar to a camera where what the sensor sees is pretty distorted and is corrected with software).<p>So I would think you can train your brain to process what you see underwater clearer with a lot of practice.<p>Just my amateur thoughts ....