Question 1

What is 263 nm in eV?

Accepted Answer

263 nm = 4.7142 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 4.7142 eV in nm?

Accepted Answer

4.7142 eV = 263.0016 nm.

nm	eV
248 nm	4.9994
253 nm	4.9006
258 nm	4.8056
263	4.7142
268 nm	4.6263
273 nm	4.5415
278 nm	4.4599

263 nm to eV

Formula