688 eV to nm

688 eV = 1.8021 nm

eVnm
673 eV1.8423
678 eV1.8287
683 eV1.8153
6881.8021
693 eV1.7891
698 eV1.7763
703 eV1.7636

688 eV = 1.8021 nm

Formula

E(eV) = 1239.84 ÷ λ(nm) · f(THz) = E(eV) × 241.799 · E = hc/λ = hf