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 ...

The Lumu Power 2 Pro improves upon an already quite capable smartphone lightmeter. We take one for a test drive. Lumu released its new generation of Lightning-connected iOS light meter sensors just in ...

Turbidity is an internationally recognized criterion for assessing drinking water quality, and a Turbidity Meter is an optoelectronic instrument that assesses turbidity by measuring the scattering of ...

RedShark Review: Slovenia’s Lumulabs is a small operation that develops the Lumu Power light meter, a hardware sensor combined with an iOS app. It has a fast-response silicon photo diode and true ...

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 ...