Title

A concave mirror

Caption

Engraving depicting a concave mirror. The diagram showing the virtual focus when the light source is inside the principal focus. Dated 19th Century

Date

19th century

Credit line

Photo12/Ann Ronan Picture Library

Reference

ARP23A15_217

License type

Rights managed

Available size

180.0Mb (2.6Mb) / 38.2in x 18.3in / 11466 x 5487 (300dpi)

Keywords

19th Century Engraving Engraved Illustration Illustrated Concave Concave Mirror Mirror Reflection Reflected Virtual Light Source Light Principal Focus 19th Century