Visual acuity of 20/20 is considered “perfect vision” because no aids are required to see better, but people can have better than 20/20 vision.
Many young people are able to see letters smaller than the general “20/20” size.
What is the best vision?
Can people have better than 20/20 vision? 20/10 vision is thought to be the maximum visual acuity of human eyes without binoculars or other magnifying devices. Recent advances in optics have led to the creation of corrective lenses that can provide this ultra-sharp vision.
What is perfect eyesight?
The term, as most of us are familiar with, 20/20 vision is synonymous with “perfect vision”. Despite it being a measure of your eyesight, it does not at all mean “perfect vision”. You may be able to focus your vision at 20 feet, but may lack the ability to see five feet in front of you.
Is there anything better than 2020 vision?
A person with 20/20 vision is able to see letters 1/10th as large as someone with 20/200 vision. 20/20 is not the best possible eyesight however, for example, 20/15 vision is better than 20/20. A person with 20/15 vision can see objects at 20 feet that a person with 20/20 vision can only see at 15 feet.
What is the highest eyesight number?
On most Snellen charts, the smallest letters correspond to 20/10 visual acuity. If you have 20/10 visual acuity, your eyesight is twice as sharp as that of a person with normal (20/20) vision.