Question 1

What is 391 eV in nm?

Accepted Answer

391 eV = 3.171 nm. Use the converter on this page to convert to other photon energy units instantly.

Question 2

How do you convert eV to nm?

Accepted Answer

Formula: E(eV) = 1239.84 ÷ λ(nm) · f(THz) = E(eV) × 241.799 · E = hc/λ = hf. Multiply your eV value by the appropriate factor to get nm, or use the interactive converter above.

Question 3

What is 3.171 nm in eV?

Accepted Answer

3.171 nm = 390.994 eV.

eV	nm
376 eV	3.2975
381 eV	3.2542
386 eV	3.212
391	3.171
396 eV	3.1309
401 eV	3.0919
406 eV	3.0538

391 eV to nm

Formula