The Opternative exam is a bit different than sitting down in an eye doctor's office and squinting to read a chart of letters. First of all, the online test requires you to use both your smartphone, ...

The annoyance of going to the doctor keeps tons of people from finding out if they need glasses or updating their prescription. But it turns out you don’t need one of those giant multi-lens machines ...

Warby Parker is updating its vision-testing iPhone app in a big way. It can now perform an eye test requiring only 10 feet of space, 10 minutes, and good lighting. It’s also only $15 and is available ...

If you’re dealing with dry eye symptoms, an eye doctor can help you figure out what's causing them and how to treat them. They will do a full exam of your eyes, ask about your symptoms, and do some ...

What should be the main criteria for a prescription for eyeglasses? The answer, it seems, is straightforward. Put the glasses on and the world should look sharper. But your glasses should do more than ...

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British ophthalmologist Andrew Bastawrous moved his family from London to Kenya in 2013 with $150,000 of equipment, a team of 15 people and an ambitious goal: to understand the causes of blindness in ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...

In 2017, eight million pairs of prescription eyeglasses were sold online. That’s a lot of glasses but it’s only 4.2% of the total prescription eyeglass market. The vast majority of prescription ...