Question 1

What is 493 nm in eV?

Accepted Answer

493 nm = 2.5149 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 2.5149 eV in nm?

Accepted Answer

2.5149 eV = 492.9985 nm.

nm	eV
478 nm	2.5938
483 nm	2.567
488 nm	2.5407
493	2.5149
498 nm	2.4896
503 nm	2.4649
508 nm	2.4406

493 nm to eV

Formula