The first part of this series by Norman McLaren deals only with tempo. It starts by showing the disc travelling in one move (1/24 of a second) from A to B, and progressively demonstrates slower and slower tempos.
1993
1994
2007
2011
1977
1955
1945
1997
2022
2019
2005
1957
2004
2016
1968
2020
2018
1931