But, If it's 16/20, You see things at 20 feet, that people see at 16.
20/20 vision is when you can see things without difficulty from 20 feet away. It's average vision.
yes, if we unlock 50% of our brains because the human mind uses only 10% of it's power for physical purposes if we had 50%, we would be able to see the thoughts of another person.....
yes! this means you have perfect site
Yes, 20 15 vision is better than 20 20 vision.