Question 1

What is 1,640 nm in eV?

Accepted Answer

1,640 nm = 0.756 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 0.756 eV in nm?

Accepted Answer

0.756 eV = 1,640.0026 nm.

nm	eV
1,625 nm	0.763
1,630 nm	0.7606
1,635 nm	0.7583
1,640	0.756
1,645 nm	0.7537
1,650 nm	0.7514
1,655 nm	0.7491

1,640 nm to eV

Formula