Diaphragm (optics) photographic lens is called an iris diaphragm. In the early years of photography, a lens could be fitted with one of a set of interchangeable diaphragms , often as brass strips known as Waterhouse stops or Waterhouse diaphragms. The iris diaphragm in most modern still and video cameras is adjusted by movable blades, simulating the iris of the eye. The diaphragm has two to twenty blades (with most lenses today featuring between five and ten blades), depending on price and quality of the device in which it is used. Straight blades result in polygon shape of the diaphragm opening, while
Reflections in a Golden Eye (film) Reflections in a Golden Eye (film) Reflections in a Golden Eye is a 1967 American drama film directed by John Huston based on the 1941 novel of the same name by Carson McCullers. It deals with elements of repressed sexuality, both homosexual and heterosexual, as well as voyeurism and murder. The film stars Marlon Brando and Elizabeth Taylor. The film was unsuccessful at the box office. The film tells of six central characters, their failures, obsessions and darkest desires. Set at a US Army post in the South in the 1940/50s, it features Major Weldon Penderton (Brando) and his wife