Luxi is a small diffusion dome that fits securely over your iPhone’s front-facing camera. When attached and used with a light meter app, Luxi will help you determine the best settings for your DSLR or ...

You can do some things for free, but expect to pay up for the best data.

This is our second activity that requires the use of a smartphone or tablet. Please let us know what you think. E-mail editors@sciam.com with feedback about the use of technology in this—and ...

Gauging the amount of light that's in a scene is one of the most fundamental and important skills for a photographer to have. Knowing how to set the exposure on a camera will produce a picture that's ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › Even in a world full of AI-powered smartphone cameras and increasingly impressive ...