When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. You can now use your Windows Phone device as a lux meter thanks to a new app that has just ...

The project was designed with AVR microcontroller to create a lux meter that will be used to measure any illumination level. A visible component that is defined in radiant flux or light power is ...

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 ...

[Minisystem] has a thing for dynamo powered bike lights. He wanted to measure how well his latest is working, but just logging the current flow through the LEDs wasn’t enough for him. He picked up a ...

Planning your lighting for a photo or video shoot can be complicated, and the terminology used to measure light in lighting equipment can make things even more confusing. When shopping online, most ...

This project uses a simple LDR that is calibrated against a reference photometer in order to build a digital lux meter. This project uses a simple LDR that is calibrated against a reference photometer ...