246 Chapter 16
A
B
Figure 16.1
(a) Richard Wimmer, Frauenhofer Demonstrating the Spectrograph. (b) Frauenhofer ’ s illustration of the dark
lines in the solar spectrum.
246 Chapter 16
A
B
Figure 16.1
(a) Richard Wimmer, Frauenhofer Demonstrating the Spectrograph. (b) Frauenhofer ’ s illustration of the dark
lines in the solar spectrum.