ZHIYUN has unveiled its new Fiveray M40SE small sized on camera. Each of the 84 lamp beads is equipped with an independent ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

We test and rate scores of digital cameras and lenses each year, from pocket-friendly models to high-end medium format systems. Here's everything you need to know to pick the best camera for you.

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.