Acousto-Optic Filter Uses Sound to Bend Light
![An acousto-optic tunable filter and laser](https://hackaday.com/wp-content/uploads/2021/09/aotf.png?w=800)
We all know that light and sound are wave phenomena, but of very different kinds. Light is electromechanical in nature, while sound is mechanical. Light can travel through a vacuum, …read more Continue reading Acousto-Optic Filter Uses Sound to Bend Light