1. A common laboratory spectroscope can detect wavelengths from 2 nm to 2500 nm. 2. Vogel pioneered the use of the spectroscope in astronomy. 3. The early 19th century saw the invention of the spectroscope by Joseph von Fraunhofer. 4. His seminal paper was published in 1880 entitled " The Spectroscope in Medicine ". 5. Spectroscopes have found many chemical substances in Hale-Bopp not previously seen in comets.6. Specialized tools such as spectroscopes and spectrohelioscopes are used to examine sunspots and sunspot areas. 7. Adolph in fact has discovered signs of organic life by studying meteorites through a spectroscope . 8. Spectroscopes are widely used in astrophysics.9. Viewed through the spectroscope in a strong light, it generally shows three characteristic absorption bands. 10. The user of one kind of spectroscope looks through it at a tube of ionized gas.
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