Measurement of various quantities has been an integral part of our lives since ancient times. In this modern era of automation, we need to measure quantities more so than ever. So, what is the importance of Wave Number converter? The purpose of Wave Number converter is to provide Wave Number in the unit that you require irrespective of the unit in which Wave Number was previously defined. Conversion of these quantities is equally important as measuring them. Wave Number conversion helps in converting different units of Wave Number. Wave Number is the spatial frequency of a wave.. There are various units which help us define Wave Number and we can convert the units according to our requirement. unitsconverters.com provides a simple tool that gives you conversion of Wave Number from one unit to another.