Gratings and Spectra (E+15)

  E+15+0 First and second order transmission gratings, with arc lamp.
  E+15+1 Reflection grating with arc lamp.
  E+15+5 Arc lamp spectra from NaCl, CaCl2, SrCl soaked rods.
  E+15+10 Mercury spectrum using slit and grating, includes UV lines.
  E+15+12 Wall chart of mercury spectrum.
  E+15+13 Applet: transmission and absorption spectra of all the elements
  E+15+15 Absorption spectrum of Na using arc lamp, slit and grating.
  E+15+20 Diffraction patterns of various gratings using He-Ne laser.
  E+15+25 Hand-held gratings for class to view Hg, Ne discharge tubes.
  E+15+30 Applet: Neon Lights & Other Discharge Lamps
  E+15+35 Applet: Tim's Grating