Language of Light

3.Instrumentation

3.5 SUMMARY

A good understanding of the measurable characteristics of light, and exactly which of those characteristics of light need to be quantified for a particular situation, will ensure that the radiometric and/or photometric characteristics of an application are described correctly.
This publication makes no claim to completeness but simply describes what the user needs to know about measurement of light. The pointers described are based on problems which are frequently mentioned in discussion between suppliers and customers.