Question 1

What is 248.5 nm in eV?

Accepted Answer

248.5 nm = 4.9893 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 4.9893 eV in nm?

Accepted Answer

4.9893 eV = 248.5002 nm.

nm	eV
233.5 nm	5.3098
238.5 nm	5.1985
243.5 nm	5.0918
248.5	4.9893
253.5 nm	4.8909
258.5 nm	4.7963
263.5 nm	4.7053

248.5 nm to eV

Formula