may select the license of your choice. English The bottom graph (Visible spectrum) is wavelength in units of nanometres (nm). author name string: Philip
This image is a derivative work of the following images: File:EM_Spectrum_Properties_edit.svg licensed with GFDL 2008-04-06T23:42:52Z Nl74 675x400 (182532
truetrue This image is a derivative work of the following images: File:EM_spectrum.svg licensed with Cc-by-sa-2.5,2.0,1.0, Cc-by-sa-3.0-migrated-with-disclaimers