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_212

License type

Rights managed

Available size

180,0Mb (11,1Mb) / 30,4in x 23,0in / 9120 x 6899 (300dpi)

Keywords

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