Question 1

What is 1 eV in nm?

Accepted Answer

1 eV = 1,239.842 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 1,239.842 nm in eV?

Accepted Answer

1,239.842 nm = 1 eV.

eV	nm
0.5 eV	2,479.684
1	1,239.842
1.5 eV	826.5613
2 eV	619.921
2.5 eV	495.9368
3 eV	413.2807
3.5 eV	354.2406

1 eV to nm

Formula