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Visual acuity - Wikipedia, the free encyclopedia
... 20/20 vision can be considered nominal performance for human distance vision; 20/40 vision ... vision (such as the Rosembaum chart) at 15.7 inches (or 40 ...

http://en.wikipedia.org/wiki/20/20_vision

2020 vision and visual acuity
Normal vision and visual acuity and meaning of 2020 vision ... 20/40 vision in at least one eye is the vision required to pass the driving test ...

http://www.agingeye.net/visionbasics/healthyvision.php

HowStuffWorks "What does it mean when someone has 20/20 vision?"
If you have 20/40 vision, it means that when you stand 20 feet away from the ... A hawk might have 20/2 vision! Next Page. Inside this Article ...

http://www.howstuffworks.com/question126.htm

20 40 Vision in Binoculars at Shopping.com
Find 20 40 vision and more binoculars items at Shopping.com. Shop online and compare prices. Shopping made simple.

http://www.shopping.com/xGS-20_40_Vision

What Does 20/20 Vision Mean?
20/40 vision means that the test subject see as 20 feet what a normal person sees at 40 feet. ... that a person with 20/40 vision has vision that is only half ...

http://www.eyecaretyler.com/2020.htm

State Vision Requirements
A person with vision of 20/40 or greater in each eye or both eyes together will ... test, applicants must have at least 20/40 vision in either or both eyes. ...

http://www.mdsupport.org/library/drivingrequirements.html

A Focus on Vision
the vision health care community has been working hard in recent years to ... astigmatism end up with 20/40 vision or better without glasses, a correction ...

http://www.fda.gov/fdac/features/2006/406_vision.html

20/20 vision: Measuring your visual acuity at LADARVision.com
20/20 vision and other measures of visual acuity are explained ... have 20/40 vision, you see at 20 feet what a person with 20/20 vision would see at 40 feet. ...

http://www.ladarvision.com/eyes/20-20-vision.asp

Vision Correction: Taking a Look at What's New
Vision correction procedures have seen much advancement in the last few years, including surgery, eyeglass lens ... 20/40 vision can see at 20 feet what the ...

http://www.fda.gov/fdac/features/2001/501_eyes.html

LASIK Results: What To Expect (2 of 2) - AllAboutVision.com
The percentage of those achieving 20/40 vision or better has ranged from about ... BCVA, you have gained over six lines of uncorrected vision (from 20/200 to 20/40) ...

http://www.allaboutvision.com/visionsurgery/outcomes_2.htm

Visual Acuity: What is 20/20 Vision?
20/20 vision is a term used to express normal visual acuity (the ... Adult Vision: 19 to 40 Years of Age. Adult Vision: 41 to 60 Years of Age. Adult Vision: ...

http://www.aoa.org/x4695.xml

Vision - Acuity - 20/20 Vision
... a chart is your visual acuity. Perfect visual acuity is written as 20/20. ... a visual acuity of 20/40, he is said to see detail from 20 feet away the same as ...

http://vision.about.com/od/eyeexaminations/g/acuity_test.htm

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