Question 1

What is 540 nm in eV?

Accepted Answer

540 nm = 2.296 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 2.296 eV in nm?

Accepted Answer

2.296 eV = 540.0009 nm.

nm	eV
525 nm	2.3616
530 nm	2.3393
535 nm	2.3175
540	2.296
545 nm	2.2749
550 nm	2.2543
555 nm	2.2339

540 nm to eV

Formula