---
title: 'Optical fiber'
slug: optical-fiber
---

#### course to build

<!-- ideas :

1) to study the simple two homogeneous layers fiber

2) talk about optical fibers with a gradient spectral index

3) part M : 
a - application in telecom 
b - phenomenon : locally, the emerging light is a measure of the curvation
c - luminous fontain (with beautiful video?)

-->
