20/40 Vision: What Does It Mean & Is It Bad?

20/40 is a measurement of visual acuity (how sharply you see). Read on to learn about the meaning behind the numbers and whether 20/40 vision is “bad.”

How do I read my visual acuity results? - easee %

20/40 Vision: Understanding Your Visual Acuity

What is 20/20 Vision?

20

20/20 means that you are able to see on an eye chart at 20 feet

Is it bad to wear reading glasses if you have 20/20 vision? – LOOK

Is My Eye Prescription Bad? - What is Legal Blindness?

Eyesight Simulator

What does “20-20” and “20-40” vision mean? - Quora

Vision Requirements & Care for Professionals

Low Vision and Vision Rehabilitation