Wavelength calculator / solver

Use this simple application to help solve wavelength formula.

Enter 2 out of the 3 possible options (wavelength, frequency and velocity) and the missing value is calculated to 4 decimal places.

Want to find out more about wavelength formulas and light? Use our reference page which details the formula and general information surrounding wavelengths.

We have also included a reference table for standard light wavelengths for you to use.