Carl Zeiss Planar 50mm f/0.7
The Carl Zeiss Planar 50mm f/0.7 is one of the largest relative aperture (fastest) lenses in the history of photography. The lens was designed and made specifically for the NASA Apollo lunar program to capture the far side of the Moon in 1966.
- "World's fastest lens: Zeiss 50mm f/0.7", Ogiroux, Google, archived from the original on 2009-3-9 Check date values in:
- Hollywood, NASA, and the chip industry put their trust in Carl Zeiss
- Kämmerer, Dr. J. "When is it advisable to improve the quality of camera lenses?" (PDF). Optics & Photography Symposium (excerpt from a lecture). Les Baux. Archived from the original (PDF) on 2015-04-02. Retrieved 2013-12-11.
- DiGiulio, Ed, "Two Special Lenses for Barry Lyndon", American Cinematographer, Visual memory,
How the stringent demands of a purist-perfectionist film-maker led to the development of two valuable new cinematographic tools.
- This Month's Object: the Zeiss lens f/0.7 Archived February 11, 2012, at the Wayback Machine