25 () posted 3 years ago by 925thejoyisgone 3 years ago by 925thejoyisgone +25 / -0 96 comments share 96 comments share save hide report block hide replies
your calculator doesn't account for refraction.
find one that does, and get back to us with some updated calculations.
A lens is formed by the air and water between.....so you can have a lens do all sorts of things.