I'd like to throw in a recommendation for Huygens Optics: https://www.youtube.com/@HuygensOptics https://www.youtube.com/@HuygensOptics Everything you ever wan

I'd like to throw in a recommendation for Huygens Optics: https://www.youtube.com/@HuygensOptics https://www.youtube.com/@HuygensOptics Everything you ever wanted to know (and more) about light and lenses, explained in a way that's totally comprehensible if you learned electricity and magnetism physics in college.