![]() ![]() Headache or eye strain in the evening could also indicate defective vision. The first sign that our vision is deteriorating is not always blurred or unfocused vision. After all, our eyes, and hence our vision, are subject to a process of constant change as we get older, and this often goes unnoticed. When was the last time you had your eyes tested? Many people don't have their eyes tested regularly only this can ensure that we can always benefit from optimum vision. ![]() That's why optimum vision is an absolute must. Now try reading the different letters, top to bottom, to check your vision.Our eyes are our most important sensory organ. Multiply that number by 2.838 and stand that far from the screen while taking the test. Open the Snellen Chart image on your computer screen and measure the size of the big letter E using a ruler. When the characters are no longer readable, hit the stop button and it will display your visual acuity.įinally, if you are looking for more DIY solution, try this. Stand four feet from the screen and then follow the on-screen instructions. When you can no longer read the letters, stop!Īlso see: Relax your Eyes with 20/20/20 RuleĪnother Flash based eye testing tool is hosted on – this can work accurately only with computer monitors that are either 15”, 17” or 19” in size. While performing the test, you need to cover one eye and when you have read all the characters from top-to-bottom, read them again but cover the other eye this time. Now read the row of letters on the screen and press ‘smaller’ to display more rows in decreasing sizes. Also measure the distance of your eyes from the computer screen. Use a physical ruler to measure the length of the line on the screen (the length will vary depending on your screen resolution). You should start with University at Buffalo’s IVAC tool. The various eye testing tools that are available online make use of the same Snellen chart. Most of us are familiar with the Snellen Chart that has rows of alphabets of different sizes – you read these letters from a distance, usually twenty feet, and the smallest row that you can recognize accurately indicates whether you have normal vision or not. Test your Eyes Online with the Snellen Eye Chart The Snellen Eye Chart Of course these self eye tests are no substitute for visiting your doctor but if you follow the steps well, you may get some idea about how good (or bad) your vision is. They say that you should get your eyes checked every two years but if haven’t had the chance to see a doctor all this time, you can test your vision on your computer as well. ![]()
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