Question 1

What is 397.5 eV in nm?

Accepted Answer

397.5 eV = 3.1191 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 3.1191 nm in eV?

Accepted Answer

3.1191 nm = 397.4999 eV.

eV	nm
382.5 eV	3.2414
387.5 eV	3.1996
392.5 eV	3.1588
397.5	3.1191
402.5 eV	3.0804
407.5 eV	3.0426
412.5 eV	3.0057

397.5 eV to nm

Formula