Steve simon (Feb 9, 1985). "Heavy lens". The Montreal Gazette. p. B-13. Дата обращения: 15 июля 2017.
nikon.com
Zoom-Nikkor 1200-1700mm f/5.6-8P IF-ED (неопр.). Recollections. Nikon Corporation. — «In [the] 1980s, a rival company was making a 1200mm f/5.6 super telephoto lens. The newspapers were beginning to switch over to cameras made by this company in order to use the lens in their coverage of baseball at Koshien Stadium. In May 1989, Nikon rushed to begin development of its own super telephoto lens for Koshien Stadium.» Дата обращения: 17 июня 2012. Архивировано из оригинала 22 июня 2012 года.
Zoom-Nikkor 1200-1700mm f/5.6-8P IF-ED (неопр.). Recollections. Nikon Corporation. — «In [the] 1980s, a rival company was making a 1200mm f/5.6 super telephoto lens. The newspapers were beginning to switch over to cameras made by this company in order to use the lens in their coverage of baseball at Koshien Stadium. In May 1989, Nikon rushed to begin development of its own super telephoto lens for Koshien Stadium.» Дата обращения: 17 июня 2012. Архивировано из оригинала 22 июня 2012 года.