Series Directors: Ron Vale, Nico Stuurman, and Kurt Thorn
This 14 lecture series provides a good overview for the techniques of light microscopy. Leading scientists in light microscopy cover the basics of optics, transmitted light, fluorescence and GFP, digital imaging, and recent advances in super-resolution microscopy. The series is appropriate for undergraduates or anyone who is relatively new to microscopy.
Video sources: https://www.ibiology.org/online-biology-courses/short-microscopy-series/