To use the following calculator, first select the units for each entry. Then enter a number value in one of the display boxes, and press the Calculate button, The corresponding conversions will appear in exponential form in the remaining boxes. The exponential notation: e+08 for 108 and e-11 for 10-11, may be used for the initial input, but is not necessary. Note that commas will be eliminated, so when representing a decimal point they must be replaced by ".".

Frequency - Wavelength - Energy Converter

Frequency
MHz
Hz
cm-1
rad sec-1
Wavelength
meter
nm
micron
Å
Energy
eV
kJ/mole
kcal/mole
hartrees
  Frequency

  Wavelength

  Energy
         

c = ν + λ   ΔE = h • ν
ν = frequency     λ = wavelegth     c = speed of light