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 Wavelength converter? The purpose of Wavelength converter is to provide Wavelength in the unit that you require irrespective of the unit in which Wavelength was previously defined. Conversion of these quantities is equally important as measuring them. Wavelength conversion helps in converting different units of Wavelength. Wavelength is the distance between two identical adjacent points in a wave. It is typically measured between two easily identifiable points, such as two adjacent crests or troughs in a waveform.. There are various units which help us define Wavelength and we can convert the units according to our requirement. unitsconverters.com provides a simple tool that gives you conversion of Wavelength from one unit to another.