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 ...

You’re asking what is LDR? It stands for Light Dependent Resistor or Photoresistor, which is a passive electronic component, basically a resistor which has a resistance that varies depending of the ...

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 ...

The iPhone democratized photography and disrupted the video and camera industry. Now a new product that plugs into the iPhone’s Lightning port aims to replace an important photographer’s tool — the ...