# Odraz a lom světla

### Odraz a lom světla

<iframe allowfullscreen="allowfullscreen" height="314" src="https://www.youtube.com/embed/Uii4MQS6rZc" width="560"></iframe>

<iframe allowfullscreen="allowfullscreen" height="314" src="https://www.youtube.com/embed/VzqMA2-FX0M" width="560"></iframe>