Origami Lenses for Camera Buffs.
May. 8th, 2007 08:04 am![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png)
This article talks about a new folded optical system (its technically not a lens) that can replace a telephoto lens 8 times its size. It works by multiple internal reflections, much the same way reflective telescopes do.