The chart priced at $2,200 has a metal lamp visor and a linen scroll with letters of different sizes. There doesn’t seem to be any type of antique that isn’t sold at auctions, flea markets or shops.

The eye chart you’ve known for your whole life is a lie. Because the letters you read off of it don’t actually make up a whole alphabet. While you’ve probably never noticed it from the optometrist’s ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. An inscription reads “SEITZ TEST ...

Acuity of vision is a term used to describe the clearness or sharpness of your vision when measured at a distance of 20 feet. ‌ Visual acuity is the most common clinical measurement of how your eyes ...

In a somewhat paradoxical twist, a few extra minutes of screen time can now actually help, rather than hurt, your eye health. That eye-catching claim has become a reality courtesy of the FDA, which ...

One of the rude awakenings of aging is the deterioration of reading vision. And with that, the daily hunt for reading glasses, which are an obvious sign a person is getting older. Well, that may be ...

Getting regular vision tests is a good practice for maintaining good vision. However, doing so requires setting aside time to visit an eye doctor, a luxury many people don't have. Eyebot hopes to ...

Many people only think about their eyes when something feels wrong. Blurred vision, headaches, or eye strain often become the trigger for booking an appointment. However, eye health works quietly in ...

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