A refraction test is usually given as part of a routine eye examination. It may also be called a vision test. This test tells your eye doctor exactly what prescription you need in your glasses or ...

Diagnosing dry eye involves a comprehensive eye exam, including a detailed medical history and specific tests to measure tear production and quality. Common diagnostic tests include the Schirmer test, ...

We tested precision scopes that cost a few hundred to a few thousand dollars and are ideal for ringing steel at extended ...

Test your eyesight without a trip to the eye doctor? Online vision tests aim to make it possible. Several companies offer tests that you can take on the internet with your computer or smartphone.

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This device was designed for vision ...

Jamey Caldwell has spent thousands of hours working with night vision devices—in war and for hunting feral pigs. He spent 21 years in the US Army, with the first seven serving in the 75th Ranger ...

An optometrist is a health care professional who provides primary vision care. That means they do wellness checks of your eyes. Known as a comprehensive eye exam, this is an important part of your ...