A Simple, Small-Scale Lego Colorimeter with a Light-Emitting Diode (LED) Used as Detector

• Autores: Jonas Asheim, Eivind V. Kvittingen, Lise Kvittingen, Richard Verley
• Localización: Journal of chemical education, ISSN 0021-9584, Vol. 91, Nº 7, 2014, págs. 1037-1039
• Idioma: inglés
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• Resumen

  • This article describes how to construct a simple, inexpensive, and robust colorimeter from a few Lego bricks, in which one light-emitting diode (LED) is used as a light source and a second LED as a light detector. The colorimeter is suited to various grades and curricula.