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Eye Chart and Vision Test Online Calculate your visual acuity to see if it's 20/20, 20/30, 20/40, etc. Check your screen display: the top letter E (in the eye chart, below) should be almost 3 1/2 inches (88.7 millimeters) tall.
Open the Snellen Chart image on your computer screen and measure the size of the big letter E using a ruler. Multiply that number by 2.838 and stand that far from the screen while taking the test. Now try reading the different letters, top to bottom, to check your vision.
Here is a vision test that you can perform at home. This may be particularly valuable now during the coronavirus crisis. Instructions are provided to use your computer monitor or to print an eye chart.
Try our eye health test online for free on your optometrist's website OPTOPLUS. Quick and accurate, learn more about vision problems now.
We’ve included a link to download your very own eye chart after each section below. You can print these charts and test your vision right in your own home. Snellen eye chart. The classic example of an eye test is the Snellen eye chart, developed by Dutch eye doctor Hermann Snellen in the 1860s.
Get your free online vision test today! This visual acuity test is a digital tool that gives you a quick reading on your current vision.
Searching for a free eye chart to check your vision at home? Simply click on the image to the right, and your download will begin. You can use this eye chart to check your entire family's vision.