Sujet
A concave mirror
Légende
Engraving depicting a concave mirror. The diagram showing the virtual focus when the light source is inside the principal focus. Dated 19th Century
Date
19e siècle
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP23A15_214
Licence
Droits gérés
Format disponible
180,0Mo (9,7Mo) / 62,6cm x 72,0cm / 7395 x 8508 (300dpi)