A light meter is a very useful device that finds applications in hospitals, schools, factories, parking lots, passageways, and many more to measure and maintain adequate lighting levels. It is also ...

Photographers, makers, and Arduino enthusiasts interested in building their very own incident light meter for old meterless mechanical film cameras will surely be intrigued by a project published on ...

Light meters, these days, are no longer a mystery: From home-improvement stores to eBay and Amazon you can find have at least a few units available for purchase. An open-source light meter, however, ...

Data acquisition part running on an Arduino Nano. It controls the infrared light barrier, detects trigger levels and communicates with a master computer over USB serial. Data recording part running on ...