Process without bleaching

The proceeded without bleaching ( bleach bypass ) is an effect of has a treatment special in laboratory which removes completely or partially the function bleaching during the development of the negative one. By doing that, the money is retained in the image above the coloured colors. That gives the impression of an image in Noir and white over an image color. The saturation is decreased whereas contrast and the grain are increased. It is in general used in the event of under-exposure with the light.

It was first of all about a technique in laboratory, but one can now obtain it using filters and from imagery data processing.

The first used the process without bleaching is Kon Ichikawa in its film Ototo in 1960. It is Miyazawa Kazuo, a cameraman of the Daiei Motion Picture Company for film, inspired by returned in Technicolor of the film Moby Dick . The process was used little, although old, until in its handing-over with the last style by Roger Deakins in 1984. Today, of the Director of the photography famous use the process like Rodrigo Prieto, Darius Khondji or Janusz Kaminski (in It is necessary to save the soldier Ryan and Minority Report for example).

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