Demonstration of Fraunhofer diffraction by a single slit
Demonstration of Fraunhofer diffraction by two slits
Demonstration of Fraunhofer diffraction by three slits
Demonstration of Fraunhofer diffraction by four, five, six, seven, eight, nine, and more slits
Demonstration of Fraunhofer diffraction by multiple slits with line spacings of 100 per inch, 200 per inch, 300 per inch, and 2000 per inch
Demonstration of Fraunhofer diffraction by multiple slits as a function of slit orientation