The Speed of Light Apparatus uses the “Foucault Method” to accurately measure the speed of light.
https://www.pasco.com/products/lab-apparatus/fundamental-constants/os-9261#specs-panel
The Speed of Light Apparatus uses the “Foucault Method” to accurately measure the speed of light.
https://www.pasco.com/products/lab-apparatus/fundamental-constants/os-9261#specs-panel