Lecture 23cd: Diffraction Gratings, Thin Film Interference
Objectives:- Understand how diffraction resolution is related to wavelength, and perform simple resolution calculations
- Calculate positions of intensity maxima for diffraction gratings
- Calculate phase changes due to reflections
- Calculate phase changes due to path length difference
- Determine relationship between interference and indices of refraction
- Determine relationship between interference and film thickness
- Video lecture_23c_diffraction_gratings.mp4
- Slides for printing: lecture_23c_diffraction_gratings.pdf
- Video lecture_23d_thin_films.mp4
- Slides for printing: lecture_23d_thin_films.pdf