Example of Measuring Weak Signals Produced by Luminous Paints

Introduction

Everyday we encounter numerous examples of luminous phenomena all around us. These include products that emit light to keep us safe at night and others that employ illumination to provide enjoyment. Some of these products make use of fluorescence and phosphorescence. This article introduces an example of measuring the weak signals produced by phosphorescent paint used on the dial and hands of wrist watches in addition to commercially available paints that utilize fluorescence and phosphorescence.

February 27, 2019 GMT