Question 1

What is 250.5 nm in eV?

Accepted Answer

250.5 nm = 4.9495 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 4.9495 eV in nm?

Accepted Answer

4.9495 eV = 250.4984 nm.

nm	eV
235.5 nm	5.2647
240.5 nm	5.1553
245.5 nm	5.0503
250.5	4.9495
255.5 nm	4.8526
260.5 nm	4.7595
265.5 nm	4.6698

250.5 nm to eV

Formula