Skip to main content
\(\require{cancel}\)
Physics LibreTexts

25: Geometric Optics

Geometrical optics describes light propagation in terms of rays, which is useful in approximating the paths along which light propagates in certain classes of circumstances. Geometrical optics does not account for certain optical effects such as diffraction and interference.

Thumbnail: Parallel light rays entering a diverging lens from the right seem to come from the focal point on the right.

Contributors

  • The OpenStax College name, OpenStax College logo, OpenStax College book covers, OpenStax CNX name, and OpenStax CNX logo are not subject to the creative commons license and may not be reproduced without the prior and express written consent of Rice University. For questions regarding this license, please contact partners@openstaxcollege.org. "Download for free at http://cnx.org/contents/031da8d3-b52...ed997733a@9.72."