David Hockney: Secret Knowledge (movie)
- User score: 6.6
- Production country: US
- Producer: Randall Wright
- Genre: Documentary
- Release date: 10/13/2001
- Run time: 72 min.
Movie description
Artist David Hockney discusses his theory that artists were secretly using optical devices such as mirrors and lenses in creating their work as early as the 15th century.