Do it yourself eye exams are now available online. But some doctors are concerned these exams are too basic, and that doctors do much more when doing an eye exam.
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Below are links to the online companies profiled in the story.
http://www.essilor.com/en/EyeHealth/LensesForYourVision/TestyourEyes/Pages/home.aspx
http://www.prokerala.com/health/eye-care/eye-test/
