A contact lens with microscopic line patterns tracks eye position with high precision using only a smartphone camera, ...

Four lenses and a Spatial Light Modulator allow each pixel to have a different focal length in research from Carnegie Mellon ...

A camera lens filter is pretty much what you’d expect: it’s a physical piece of glass that attaches to your camera’s lens, filters the light before it reaches the sensor and, typically, has an effect ...

I put the Oppo Find X9 Pro’s Hasselblad telephoto lens to the test on moon shots and star clusters. Here’s what worked and what didn’t.