Question 1

What is 248.5 eV in nm?

Accepted Answer

248.5 eV = 4.9893 nm. Use the converter on this page to convert to other photon energy units instantly.

Question 2

How do you convert eV to nm?

Accepted Answer

Formula: E(eV) = 1239.84 ÷ λ(nm) · f(THz) = E(eV) × 241.799 · E = hc/λ = hf. Multiply your eV value by the appropriate factor to get nm, or use the interactive converter above.

Question 3

What is 4.9893 nm in eV?

Accepted Answer

4.9893 nm = 248.5002 eV.

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

248.5 eV to nm

Formula