Question 1

What is 399 eV in nm?

Accepted Answer

399 eV = 3.1074 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 3.1074 nm in eV?

Accepted Answer

3.1074 nm = 398.9966 eV.

eV	nm
384 eV	3.2288
389 eV	3.1873
394 eV	3.1468
399	3.1074
404 eV	3.0689
409 eV	3.0314
414 eV	2.9948

399 eV to nm

Formula