- #1

tuanle007

- 36

- 0

## Homework Statement

Self-Reproducing Rays in a symmetric Resonator. Consider a symmetric resonator using two concave mirrors of radii R separated by a distance d=3|R|/2. After how many round trips through the resonator will a ray retrace its path?

## Homework Equations

## The Attempt at a Solution

i don't know where to start and equations to work with