Colorgraph / Cinecolorgraph

1912

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Arturo Hernandez-Mejia

Subtractive 2 color: Beam-splitter, double-coated film

“The principle of the subtractive colour process was described first by Louis Ducos du Hauron in 1868. Although eminently suitable for colour motion pictures, the principle could not be applied until means were found of producing several colour ...

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Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press, p. 67.

1 Image

Colorsnap, Colorol

1929

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Colour Snapshots Ltd.

Subtractive 3 color: dye imbibition process, still photography

“In 1929 the London firm Colour Snapshots Limited introduced Colorsnap, a printing service based on the dye imbibition process for a tripack roll film called Colorsnap and manufactured by Ilford Ltd. (Monopolies Commission 1966).11 The tripack ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 137.

1 Image

Colorvision

1950

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(Colorvision, Inc)

Additive 3 color: Beam-splitter

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Columbiacolor

1958

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(Columbia Pictures, Hollywood)

Subtractive 3 color: Chromogenic monopack, Eastman Color

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Condax-Dytrol

ca. 1940

|

Louis M. Condax, Condax-Speck, Inc., New York, Robert P. Speck

Subtractive 3 color: dye imbibition process, still photography

“Around 1940, Condax-Speck, Inc., of New York started to market dyes and mordant for the Condax-Dytrol system of dye imbibition printing (Fig. 4.19). The system, developed by company owners Louis M. Condax (1897–1971) and Robert P. Speck, ...

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Cosmocolor

1935

|

Otto C. Gilmore

Additive 2 color: Beam-splitter, double-coated

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Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.
Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.

2 Images

Cox Multicolor

1926

|

(Harald N. Cox)

Additive 2 color: Rotary filter

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Crawford Flexichrome 1940–1942, after 1949 Kodak Flexichrome

1940

|

Jack Crawford, Crawford Flexichrome Company (Eastman Kodak Company)

Subtractive 3 color: hybrid dye imbibition process, still photography

“In the 1940s a product called Crawford Flexichrome appeared on the market. It allowed photographers to obtain prints or transparencies in full color by simply applying dyes of various colors by hand to a gelatin relief image.16 Results ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 145.

1 Image

Crosene Process

1935

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Gabriel G. Moreno (Crosene Corp.)

Additive 4 color: Bi-pack, substandard

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Curtis Neotone

1939

|

Thomas S. Curtis

Subtractive 3 color: dye mordanting process, still photography

“In 1939 Thomas S. Curtis of Huntington Park, California, introduced Curtis Neotone, a simple dye mordanting printing method for the production of color prints or transparencies from color separation negatives. With Curtis’s method, a ...

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Curtis Orthotone

1939

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Thomas S. Curtis

Subtractive 3 color: dye imbibition process, still photography

“In 1939 Thomas S. Curtis (1889–1964) proposed Orthotone, a dye imbibition printing method that was primarily a variation of the widely used Eastman Wash-Off Relief. Orthotone offered its practitioners complete control on the contrast or ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 142.

1 Image

Dascolour

1935

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L. J. Dassonville

Subtractive 2 color: Bi-pack, double-coated print

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Credit: Brian Pritchard.

1 Image

Defender Pan-Chroma-Relief

1942

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Defender Photo Supply Company

Subtractive 3 color: dye imbibition process, still photography

“In 1942 Defender Photo Supply Company of Rochester, New York, introduced a panchromatic matrix film called Pan-Chroma-Relief Film, which simplified the making of dye imbibition prints from original Kodachrome or Ansco Color transparencies.20 ...

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Donisthorpe

1913

|

Frank Wordsworth Donisthorpe

|

England

Additive two color process: rotating filters and toning

The film is recorded through alternating red and green filters, creating two color separations. After development, the print is placed in two alternating dye-baths, toning the blacks green and the whites red. Additionally, a black-and-white copy is ...

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Douglass Color No. 1

1916

|

Leon Forrest Douglass

Additive 2 color: Rotary filter

“This two-color additive system for color cinematography was invented in 1916 by Leon Forrest Douglass of San Rafael, California. A special beam splitter camera would advance each roll of film two frames per exposure with its double frame pull down ...

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Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press. Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.
Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press. Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.

3 Images

Douglass Color No. 2

1919

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Leon Forrest Douglass

Subtractive 2 color: Separations, multi-layer prints

“Douglass Color No. 2 (1919). The two negatives of the Douglass Color system No. 1 were printed on a positive. In this updated version of the process, rather than projecting the frames through red and green filters, both latent images were ...

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DuChrome

1931

Additive: spatial synthesis

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Dufay / Dioptichrome

1909

|

Louis Dufay (Société Anonyme des Plaques et Produits Dufay)

Additive 3 color: regular mosaic screen, separate system, still photography

“In 1907 the French lawyer Louis Dufay (1874-1936) patented a system whose screen pattern was obtained by the combined use of dichromated colloids, greasy printing inks, and imbibition.16 To take a photograph, the screen was mounted in a ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 32.

1 Image

Dufay / Dioptichrome Plate (sometimes incorrectly referenced as Dioptochrome)

1908

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Louis Dufay (Société Anonyme des Plaques et Produits Dufay)

Additive 2-4 color: line screen plate (réseau), still photography and early experiments with film

(see detail page on Dufaycolor)

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Coote, Jack H. (1993): The Illustrated History of Colour Photography. Surbiton, Surrey: Fountain Press,
Credit: Cinémathèque française, conservatoire des techniques, Paris.
Source: Ede, François (1994): Jour de fête ou la couleur retrouvée. Cahiers du Cinéma: Paris.
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 71.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 73.
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 31.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 48.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 69.

8 Images

Dufay / Dioptichrome-B

1910

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Louis Dufay (Société Anonyme des Plaques et Produits Dufay)

Additive 3 color: regular mosaic screen, combined system, still photography

“In 1907 the French lawyer Louis Dufay (1874-1936) patented a system whose screen pattern was obtained by the combined use of dichromated colloids, greasy printing inks, and imbibition.16 To take a photograph, the screen was mounted in a ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 33.

1 Image

Dufaycolor

1933

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Louis Dufay, Thomas Thorne Baker and Charles Bonamico (Dufaycolor Ltd., later Dufay-Chromex)

Additive 3 color: Line screen (réseau), 35 mm and 16 mm, reversal and negative-positive stock, still photography and film

Dufaycolor was a regular line screen process whereby the incident light was filtered through a pattern of tiny color patches created by lines in red, green and blue, the so called réseau.

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Reversal Colour Positive. Credit: Courtesy of BFI National Archive. Photograph by Barbara Flueckiger. Film: A Colour Box (GB 1935, Len Lye).
Microscopic image of the filter structure of a Dufaycolor film. The Emulsion has been removed. The visible structures are not silver grain but the structure of the filter layers. Credit: David Pfluger, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.
Microscopic images of Dufaycolor film with the focus set at different points within the emulsion and filter layers. The images have been chained to show a travelling through the 3-dimensional structure of the layers. Credit: David Pfluger, conversion to video by Martin Weiss, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.

231 Images in 9 Galleries

Dufaycolor reversal

1938

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Louis Dufay, T. Thorne Baker and Charles Bonamico (Dufay-Chromex)

Additive 3 color: Line screen (réseau), 16 mm, reversal

(see detail page on Dufaycolor)

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Dufaytissue

1941

|

Dufay-Chromex Limited of London

Subtractive 3 color: pigment process, still photography

“Dufaytissue materials, marketed by Dufay-Chromex Limited of London between 1941 and 1948, resembled Belcolor and were used to produce color prints by contact. After they had been sensitized and dried, the pigment films were exposed by contact ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 89.

1 Image

Dugromacolor

1952

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Roger Dumas, Georges Grosset and André Marx

Additive 3 color: Beam-splitter, substandard

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Source: Cornwell-Clyne, Adrian (1951): Colour Cinematography. London: Chapman & Hall.

1 Image

Dunning Color

1937

|

Carroll H. Dunning

Subtractive 3 color: Beam-splitter, double-coated

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Duplex Screen Plate

1926

|

Charles Baker, Wellington and Ward Company

Additive 3 color: regular mosaic screen, still photography

“Paget plates were discontinued in the early 1920s. Apparently production costs had risen to an almost prohibitive amount after World War I due to the difficulties of producing screen plates without defect (Offer 1926). The product reemerged ...

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DuPont Color Film Type 275

1949

|

(E.I. Du Pont de Nemours)

Subtractive 3 color: Color release positive stock, multilayer monopack

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Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.
Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.
Source: Sease, V. B. (1949): DuPont's New Color Film. In:American Cinematographer, 30: 240, 257-258.
Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Sease, V. B. (1949): DuPont's New Color Film. In:American Cinematographer, 30: 240, 257-258.

8 Images in 1 Gallery

DuPont Stripping Negative

1949

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( E. I. DuPont Company)

Subtractive 3 color: Stripping film

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Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.
Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.

2 Images

DuPont Vitacolor

1930

|

(Max B. DuPont)

Additive 2 color: Rotary filter, 16mm

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Duxochrome / Colorstil / Duxocolor

1929

|

Johannes Herzog Company

Subtractive 3 color: pigment process, still photography

“Duxochrome, introduced around 1930 by the Johannes Herzog Company of Bremen, Germany, combined the colored gelatin layers of pigment processes with the tanning development procedure of dye imbibition. Exposures from three separation negatives ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 106.

1 Image

Dye coupling

1907

|

Benno von Homolka (Farbwerke Hoechst)

Subtractive 3 color: Chromogenic monopack

“One of the most elegant solutions to the problem of forming a colored image, lies in the utilization of the products formed by the action of the developer upon the latent image. By this means there is formed a dye image whose intensity follows ...

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Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 161.

1 Image

Dye Imbibition Process

1875

|

Ernest Edwards

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson.

1 Image

Dymat Process

1973

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(Dymat International Corp.)

Subtractive 3 color: Dye transfer, Super-8

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Dynachrome

1959

Subtractive 3 color: Chromogenic monopack, small gauge, double 8

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Eastman Color

1950

|

(Eastman Kodak)

Subtractive 3 color: Chromogenic monopack

“The Eastman Colour Films are multilayer films of the type in which the layers are not separated after exposure. Films of this class are known as Multilayer, Monopack or Integral Tripack. “Multilayer” is descriptive not only of this ...

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Alien (USA 1979, Ridley Scott). Credit: Library of Congress. Photographs of the Eastman Color Print Film from 1979 by Joëlle Kost, ERC Advanced Grant FilmColors.
Photomicrograph of modern chromogenic stock, . Credit: Silvana Konermann.
Eastman Color chromogenic monopack. Source: Craig, G.J. (1953): Eastman Colour Films for Professional Motion Picture Work. In: British Kinematography, 22,5, 1953, pp. 146-158.
Color fading of Eastmancolor stock. Credit: Collection Gert Koshofer, Bergisch Gladbach (Germany). Source: Schultze, Werner (1953): Farbenphotographie und Farbenfilm. Wissenschaftliche Grundlagen und technische Gestaltung. Berlin: Springer.
Color reconstruction by Rudolf Gschwind, University of Basel. Credit: Collection Gert Koshofer, Bergisch Gladbach (Germany).
Color fading of Eastmancolor stock.
Source: Schultze, Werner (1953): Farbenphotographie und Farbenfilm. Wissenschaftliche Grundlagen und technische Gestaltung. Berlin/Göttingen /Heidelberg: Springer-Verlag. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Schultze, Werner (1953): Farbenphotographie und Farbenfilm. Wissenschaftliche Grundlagen und technische Gestaltung. Berlin/Göttingen /Heidelberg: Springer-Verlag. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.