λ=[latex] frac{3*10 ^{8} }{0,3*10 ^{15} } [/latex]= Proszę zamienić to na nanometry :)

[latex]lambda = frac{c}{f}\\lambda = frac{3cdot10^{8}frac{m}{s}}{0,3cdot10^{15}s^{-1}} = 10cdot10^{8-15} m = 10cdot10^{-7} m = 10cdot10^{2} nm = 1000 nm[/latex]