---
title: 'The oldest science of optics'
media_order: 'chrono_text_opt_geo_fr_v2.jpeg,sciences_optique_rays_fr.jpeg,chrono_opt_geo_fr_v2.jpeg,Opt_geom_1.jpg,OG_intro.mp3,OG_intro.ogg'
---

### Geometrical optics : the oldest science of optics

![](chrono_opt_geo_en_v2.jpeg)

![](chrono_text_opt_geo_fr_v2.jpeg)


### Geometrical optics : position in the optical sciences

![](sciences_optique_rays_en.jpg)