Source google image: https://lh3.googleusercontent.com/-3ccr0OXXAiY/TqV_Kr136TI/AAAAAAAABd0/wHpFSvSZoiM/s288/488px-LentilleFresnel-fr.svg.png
Lentille sur panneau solaire
Source google image: https://lh3.googleusercontent.com/-3ccr0OXXAiY/TqV_Kr136TI/AAAAAAAABd0/wHpFSvSZoiM/s288/488px-LentilleFresnel-fr.svg.png