Question 1

What is 990 nm in eV?

Accepted Answer

990 nm = 1.2524 eV. Use the converter on this page to convert to other photon energy units instantly.

Question 2

How do you convert nm to eV?

Accepted Answer

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

Question 3

What is 1.2524 eV in nm?

Accepted Answer

1.2524 eV = 989.9728 nm.

nm	eV
975 nm	1.2716
980 nm	1.2651
985 nm	1.2587
990	1.2524
995 nm	1.2461
1,000 nm	1.2398
1,005 nm	1.2337

990 nm to eV

Formula