Isaac Newton's reflecting telescope, 1668. Isaac Newton (1642-1727), English scientist and mathematician built the first ever reflecting telescope in 1668. The instrument featured a polished metal speculum (mirror) that magnified 25 times. Artist: Isaac Newton. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Bildgröße: | 3260 px × 3223 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |