Question 1

What is 2.5 nm in eV?

Accepted Answer

2.5 nm = 495.9368 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 495.9368 eV in nm?

Accepted Answer

495.9368 eV = 2.5 nm.

nm	eV
1 nm	1,239.842
1.5 nm	826.5613
2 nm	619.921
2.5	495.9368
3 nm	413.2807
3.5 nm	354.2406
4 nm	309.9605

2.5 nm to eV

Formula