alb3817156

JOSEPH VON FRAUNHOFER

Joseph von Fraunhofer (1787-1826), German optician. He is known for the discovery of the dark absorption lines known as Fraunhofer lines in the Sun's spectrum, and for making excellent optical glass and achromatic telescope objectives.
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Titre:
JOSEPH VON FRAUNHOFER
Joseph von Fraunhofer (1787-1826), German optician. He is known for the discovery of the dark absorption lines known as Fraunhofer lines in the Sun's spectrum, and for making excellent optical glass and achromatic telescope objectives.
Crédit:
Album / SCIENCE SOURCE
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Modèle: Non - Propriété: Non
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Taille de l'image:
2550 x 3829 px | 27.9 MB
Taille d'impression:
21.6 x 32.4 cm | 8.5 x 12.8 in (300 dpi)