Most modern lighting operation is fairly straightforward – switches flip on/off, maybe even dim. More recently connected bulbs have offered the additional benefits of wireless settings, and some even ...

Once comfortable with the basics, explore 3D tools such as light targeting and light linking. These enable you to point ...

When we interpret a shaded picture as a three-dimensional (3D) scene, our visual system often needs to guess the position of the light source in order to resolve a convex-concave ambiguity. For more ...

With two light barriers closely positioned one after the other it is possible to establish in which direction they have been crossed. If, for example, you place it at the entrance of the toilet then ...

The insects flying in circles around your porch light aren’t captivated by the light. Instead, they may have lost track of which way is up, high-speed infrared camera data suggest. Moths and other ...