mask lens

You have poor eyesight and need to see clearly underwater? Have a look at this 3D printed mask frame with add-on lenses that you can make for yourself. It works just fine and will change your diving experience giving you the clear vision that you so badly need!!! Read more about it here: Diving...

I have a couple old masks with prescription lens installed. I'd like to put magnifiers in them so I can read my gauges, but I've been told that's impossible because of the curve of the prescription glass. Is it possible to stick the magnifiers to the outside of the glass? Any other solutions?

Something tells me the info is here and I am just " navigation challenged" in finding it. Can you help me understanding our way around various mask lenses and the options there. A. My wife wears glasses or contacts for normal vision (driving, walking, around the house), but takes her glasses off...