Question 1

What is 625 nm in eV?

Accepted Answer

625 nm = 1.9837 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 1.9837 eV in nm?

Accepted Answer

1.9837 eV = 625.0149 nm.

nm	eV
610 nm	2.0325
615 nm	2.016
620 nm	1.9997
625	1.9837
630 nm	1.968
635 nm	1.9525
640 nm	1.9373

625 nm to eV

Formula