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20/20 Vision Activity – Eye Chart - TeachEngineering.pdf

Bioastronautics: Lesson 6, 20/20 Vision Activity – Eye Chart 1 20/20 Vision Activity – Eye Chart Using a Snellen Eye Chart The chart is usually read while ...  Down

Legal Notice Technical Notes - I SEE.pdf

The document is laid out to be printable on either letter-sized or A4 ... To quickly test whether the eye chart is printed at the correct size, ... 10 ft. 3 m ...  Down

Snellen Test www.provisu - Fondation ProVisu - Site de.pdf

Snellen Test 1. Print the test page in A4 standard format. Place yourself 2.8 meters (or 9 feet) away from the chart. If the test page is in ...   Down

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