Question 1

What is 243 nm in eV?

Accepted Answer

243 nm = 5.1022 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 5.1022 eV in nm?

Accepted Answer

5.1022 eV = 243.0014 nm.

nm	eV
228 nm	5.4379
233 nm	5.3212
238 nm	5.2094
243	5.1022
248 nm	4.9994
253 nm	4.9006
258 nm	4.8056

243 nm to eV

Formula