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_196
Licence
Droits gérés
Format disponible
180,0Mo (5,6Mo) / 112,8cm x 40,0cm / 13324 x 4722 (300dpi)