Overview of the math behind the core optical technologies in the Advanced LIGO gravitational wave detectors, including Michelson and Fabry-Perot interferometers.
Intro 0:00
Gravitational waves interaction with spacetime 2:28
Basics of laser beams and mirror 5:18
Fabry Perot interferometer 10:31
Michelson interferometer 18:36
Fabry Perot Michelson interferometer 22:53

Online interactive Fabry Perot https://ccahilla.github.io/fabryperot...

Spaghetti code is here https://gitlab.com/ccahilla/manim_pro...

If you're an undergrad physicist, apply to our LIGO SURF program: https://labcit.ligo.caltech.edu/LIGO_...

Thanks to 3blue1brown the manim community for making this video possible.
https://www.manim.community/