You look at an image of a black circle on a grid of circular dots. It resembles a hole burned into a piece of white mesh material, although it’s actually a flat, stationary image on a screen or piece ...

Optical coherence tomography (OCT) is a type of noninvasive imaging test. Ophthalmologists use OCT to create high-resolution, cross-sectional images of the inside of a person’s eye. OCT can help an ...

If you need glasses or contacts, there's a solid chance you'll need optical inserts to use Apple Vision Pro. Here's what you need to know about these magnetic lenses. Apple Vision Pro is designed to ...