Question 1

What is 256 nm in eV?

Accepted Answer

256 nm = 4.8431 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 4.8431 eV in nm?

Accepted Answer

4.8431 eV = 256.0017 nm.

nm	eV
241 nm	5.1446
246 nm	5.04
251 nm	4.9396
256	4.8431
261 nm	4.7504
266 nm	4.6611
271 nm	4.5751

256 nm to eV

Formula