This comprehensive guide for amateur astronomers provides a brief overview of the development of spectroscopes and an introduction to the theory of stellar spectra, then goes on to examine the spectroscopes available to amateurs as well as how to use them.
číst celé
This comprehensive guide for amateur astronomers provides a brief overview of the development of spectroscopes and an introduction to the theory of stellar spectra, then goes on to examine the spectroscopes available to amateurs as well as how to use them.
schovat popis
Recenze