Subject ASC0000cyq
The Intellectual observer.
v.7 (1865), Page 445 (1865)
Harvard University, MCZ, Ernst Mayr Library
BHL Page 39464589
Keywords
prism refracting angle internal reflection refraction Extreme forms of prisms with least possible angles A and C. optics spectroscopes double internal reflection incidence emergence first internal reflection spectroscope index of refraction least angle of prism reflection light angle direct vision prism refraction index glass triangle degrees Index schematic Internal Reflection