Silicon, Circuits, and the Digital Revolution

Electromagnetic Spectrum

electromagnetic spectrum
From Marshall Space Flight Center, NASA


Visible Portion of the Electromagnetic Spectrum

[visible light spectrum]
The Tech
Photon "color":   Wavelength:   Energy:
  (nm) (eV)
Blue 430 2.9
Yellow 530 2.3
Red 650 1.9


SCEN103 Comments, suggestions, or requests to
Last updated April 14, 2000.
© George Watson, Univ. of Delaware, 2000.