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. To take a photograph, the screen was mounted in a metallic ...

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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

Versicolor-Dufay

1917

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Louis Dufay (Versicolor)

Additive 3 color: line screen plate, still photography and film

“The most successful of all the screen processes was the one initiated by Louis Dufay. Today the product is known as Dufaycolor, but it was first introduced about 1910 as the Dioptichrome plate. The first Dufay patents were assigned to an ...

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Dufaycolor reversal

1938

|

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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Spicer-Dufay

1925

|

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

Additive 3 color: Line screen (réseau), 35 mm reversal

For a description of Spicer-Dufay see detail page on Dufaycolor)

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Magnification 20x. Credit: photomicrograph by Silvana Konermann. Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, Dresden 1931, pp. 214-222. Leipzig: J. A. Barth.
Magnification 10x. Credit: photomicrograph by Silvana Konermann. Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, Dresden 1931, pp. 214-222. Leipzig: J. A. Barth.
Magnification 5x. Credit: photomicrograph by Silvana Konermann. Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, Dresden 1931, pp. 214-222. Leipzig: J. A. Barth.
Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. In: Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, Dresden 1931, pp. 214-222. Leipzig: J. A. Barth.
Source: Coe, Brian (1981): The History of Movie Photography. Westfield, N.J.: Eastview Editions.
Magnification of an image area. Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, Dresden 1931, pp. 214-222. Leipzig: J. A. Barth.
Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, Dresden 1931, pp. 214-222. Leipzig: J. A. Barth.

78 Images in 2 Galleries

Dufaycolor

1933

|

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

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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Kodak Dye Transfer

1946

|

Louis M. Condax, Eastman Kodak Company

Subtractive 3 color: dye imbibition process, still photography

“Kodak Dye Transfer materials were introduced by Eastman Kodak Company in February 1946 and replaced Eastman Wash-Off Relief. Principal improvements over the previous material included a simplified registration procedure, more rapidly ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 148.

1 Image

Procédé Tetrachrome

1913

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Louis Mauclaire, Alfred Bréon, Pierre Randabel

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France

Additive four-color process: rotating filters

Based on four primary colors, the process successively recorded two simultaneous images for two primary colors each. In projection, the four images were combined on screen, supposedly via a regular projector.

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Rouxcolor 2 color / Cineoptichrome

1932

|

Lucien and Armand Roux

Additive 2 color: Beam-splitter

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Source: Klein, Adrian Bernhard (Cornwell-Clyne) (1940): Colour Cinematography. Boston: American Photographic Pub. Co.
Source: Klein, Adrian Bernhard (Cornwell-Clyne) (1940): Colour Cinematography. Boston: American Photographic Pub. Co.

2 Images

Sirius

1929

|

Ludwig Horst (Sirius Kleuren Film Maatschappij)

Subtractive 2 color: Beam-splitter, double-coated

“The Dutch Sirius Color process (1929) used a camera with a beamsplitting system behind the lens to expose a single film, the film passing through two gates at right angles to each other. The double-coated print film was dye-toned. The process ...

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Magnification, 20x. Credit: photomicrograph by Silvana Konermann.
Magnification, 10x. Credit: Photomicrograph by Silvana Konermann.
Magnification, 5x. Credit: Photomicrograph by Silvana Konermann.
Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. In: Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, Dresden 1931, pp. 214-222. Leipzig: J. A. Barth.
Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, pp. 214-222. Leipzig: J. A. Barth.
Magnification of an image area. Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, pp. 214-222. Leipzig: J. A. Barth.
Reflection on the Sirius film, front. Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, pp. 214-222. Leipzig: J. A. Barth.
Reflection on the Sirius film, back. Source: Eggert, John (1932): Kurzer Überblick über den Stand der Farbenkinematographie. Bericht über den VIII. Internationalen Kongress für wissenschaftliche und angewandte Photographie, pp. 214-222. Leipzig: J. A. Barth.

142 Images in 4 Galleries

Horst

1924

|

Ludwig Horst senior

Additive 3 color: Beam-splitter, 65 mm negative

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Source: Coe, Brian (1981): The History of Movie Photography. Westfield, N.J.: Eastview Editions.

4 Images in 1 Gallery

Sistema Cristiani-Mascarini

1934

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Luigi Cristiani, Giovanni Mascarini

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Italy

Additive four-color: beam splitter and filters, four images on 35mm black and white film.

For this four-color process, the light beam was decomposed into four parts, each of which simultaneously exposed an area equal to one quarter of the 35mm frame of a black and white negative. This was obtained optically by placing a diaphragm and a ...

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Cross-section of the optical system displaying the different lenses, the prism and the four filters. Source: Pierotti, Federico (2016): Un'archeologia del colore nel cinema italiano. Dal Technicolor ad Antonioni. Pisa: Edizioni ETS, p. 71.
35mm black and white film strip with four equal-sized images (left) and 16mm projector with Cristiani-Mascarini optical system. Source: Pierotti, Federico (2016): Un'archeologia del colore nel cinema italiano. Dal Technicolor ad Antonioni. Pisa: Edizioni ETS, p. 71.

2 Images

Lumière Alticolor

1952

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Lumière Company

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

“Lumière Alticolor (1952–1955): rolls and pack films on celluloid base. Alticolor starch grains are smaller but of less regular shape than those used in Filmcolor (Fig. 2.74). There are no black pigment particles; therefore, Alticolor ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 76.

1 Image

Lumière Filmcolor

1931

|

Lumière Company

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

“Lumière Filmcolor (1931–1953): sheet films (only) on celluloid base (Fig. 2.69). Individual colored grains cannot be seen with the naked eye, but clumps of grains of the same color give the image a pointillist effect. Filmcolor starch ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 74.

1 Image

Lumière Lumicolor

1933

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Lumière Company

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

“Lumière Lumicolor (1933–1953): rolls and pack films on celluloid base. Individual colored grains cannot be seen with the naked eye, but clumps of grains of the same color give the image a pointillist effect (Fig. 2.71). Starch grains ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 76.

1 Image

Audibert

1930

|

Maurice Audibert

Addtive 3 color: Beam-splitter, mosaic screen, 65 mm

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Credit: Cinémathèque française, conservatoire des techniques, Paris.
Source: Klein, Adrian Bernhard (Cornwell-Clyne) (1940): Colour Cinematography. Boston: American Photographic Pub. Co.
Credit: Cinémathèque française, conservatoire des techniques, Paris.

3 Images

Harmonicolor

1935

|

Maurice Combes

Subtractive 2 color: Bi-pack, double-coated

“Harmonicoior was developed by French chemist Maurice Combes. It was first formally demonstrated in London by Harmonicoior Films Ltd, of 4 Great Winchester Street, on the 23 March 1936 at the Curzon Soho with the film Talking Hands, produced at ...

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Handschiegl / DeMille-Wyckoff / Wyckoff Process

1916

|

Max Handschiegl and Alvin Wyckoff

Applied color: Imbibition

Similar to stenciling, the Handschiegl process was applied mechanically to manually defined image parts. Therefore it is an applied color process. After the film was shot and edited, for each color applied a separate print was made. In contrast to ...

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Black-and-white with Handschiegl in Lights of Old Broadway (USA 1925, Monta Bell). Credit: Library of Congress. Photograph of the nitrate print by Barbara Flueckiger.
Credit: Geo. Willeman, Nitrate Film Vault Manager, Library of Congress. Film: Trail of '98 (USA 1929, Clarence Brown).
Credit: Geo. Willeman, Nitrate Film Vault Manager, Library of Congress. Film: Trail of '98 (USA 1929, Clarence Brown).
Credit: Paolo Cherchi Usai. Source: Cherchi Usai, Paolo (2000): Silent Cinema. London: BFI. Film: Greed (USA 1925, Erich von Stroheim).
Credit: Geo. Willeman, Nitrate Film Vault Manager, Library of Congress. Film: Forbidden Fruit (USA 1921, Cecil B. DeMille).
Credit: Geo. Willeman, Nitrate Film Vault Manager, Library of Congress. Film: Forbidden Fruit (USA 1921, Cecil B. DeMille).
Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press, p. 24.
Credit: Geo. Willeman, Nitrate Film Vault Manager, Library of Congress. Film: Trail of '98 (USA 1929, Clarence Brown).

142 Images in 8 Galleries

Panacolor

1962

|

Michele P. L. Martinez (Panacolor, Inc)

Subtractive 3 color: Color separation, multilayer print

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Credit: Gert Koshofer Collection. Photograph by Barbara Flueckiger

11 Images in 1 Gallery

Russian two-color system

1931

|

Nikolai Agokos, Fedor Provorov and Pavel Mershin (Scientific Research Film and Photo Institute NIKFI)

Subtractive two color

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Screenshot from Mayorov, Nikolai (2012): Soviet Colours. Translated by Birgit Beumers. In: Studies in Russian & Soviet Cinema, 6:2, pp. 241–255. doi: 10.1386/srsc.6.2.241_1 Courtesy of Nikolai Mayorov.

1 Image

Tinting by application of varnish

1905

|

no record of inventor available

Applied colors: Tinting

Very little information is available on this very rare process. Instead of immersion into a dye-bath the positive print was coated uniformly with a varnish. This technique can be identified by the lack on dyes in the perforation area and by the ...

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Credit: Paolo Cherchi Usai. Source: Cherchi Usai, Paolo (2000): Silent Cinema. London: BFI.

1 Image

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

Cinemacolor

1934

|

Otto C. Gilmore (Cinemacolor Corporation)

Additive 2 color: Beam-splitter, sub-standard vertical

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

2 Images

Prism

1905

|

Otto Pfenniger (often referenced as Pfenninger)

Additive 3 color: Prism

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Source: Wall, E.J. (1925): The History of Three-color Photography. Boston: American Photographic Pub. Co.

1 Image

Autotype Dyebro

ca. 1929

|

Owen Wheeler, Autotype Company

Subtractive 3 color: dye imbibition process, still photography

“Introduced around the same time as Colorsnap and Uvatype, Autotype Dyebro combined the three-color carbro and dye imbibition processes. The method was invented by Owen Wheeler (1859–1932) and commercialized by the Autotype Company in about ...

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Russian three-color process

1936

|

Pavel Mershin (Mosfilm), Fedor Provorov (NIKFI) and Avenir Min (Leningradskii zavod kino-apparatury, Leningrad Film Factory LenKinAp)

Subtractive three color

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Zaveshchanie/The Testament (7 June 1937). Credit: Courtesy of Nikolai Mayorov.
Zaveshchanie/The Testament (7 June 1937). Credit: Courtesy of Nikolai Mayorov. Credit: Courtesy of Nikolai Mayorov.
The Miraculous Traffic Light (1938). Credit: courtesy of Nikolai Mayorov
The Wolf and Seven Goat-Kids (1938). Credit: Courtesy of Nikolai Mayorov.
The Fox and the Wolf (1937). Credit: Courtesy of Nikolai Mayorov.
The Fox and the Wolf (1937). Credit: Courtesy of Nikolai Mayorov.

6 Images

Brewster

1915

|

Percy Douglas Brewster

Subtractive 2 color: Perforated mirror as beam-splitter, duplitized film

“Following the premises of one of William Friese-Greene’s systems, this two-colour subtractive process required that two reels of film be printed in parallel through a lens fitted with a prism that split light in two directions, through red ...

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Brewster

1930

|

Percy Douglas Brewster (Brewster Color Film Corp)

Subtractive 2 or 3 color: Perforated mirror as beam-splitter, duplitized film

“The Brewster Process. (U.S.P. 1,752,477. 1930-) Camera. – P. D. Brewster, an American inventor, who was one of the first to apply the bipack system to colour cinematography, has a number of patents to his credit covering various cameras and ...

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Dyes of Brewster color. Credit: Brian Pritchard.
Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.

52 Images in 1 Gallery

Talkicolor

1917

|

Percy James Pearce; Dr Anthony Bernardi (Talkicolor Ltd.)

Additive 2 color: Alternately stained

“Two-colour additive process Talkicolor was developed by Percy James Pearce along with Dr Anthony Bernardi who was also involved in the development of Raycol. The process was funded mainly by the author Elinor Glyn through her company Elinor ...

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Knowing Men (GB 1930, Elinor Glyn), negative. Credit: Courtesy of BFI National Archive. Photograph by Barbara Flueckiger.

3 Images in 1 Gallery

Fresson Quadrichromy

1959

|

Pierre Fresson; Atelier Fresson

Subtractive 4 color: pigment process, still photography

“In 1951, when pigment processes were falling into disfavor, Pierre Fresson (1904–1983) of Atelier Fresson developed Fresson Quadrichromy, a four-color printing method based on the monochrome direct carbon process (charbon-satin) that had ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 91.

1 Image

Ulysse

1908

|

Pierre Ulysse

|

France

Two, three or four color color additive process: multiple lenses

The process relied on two-, three- or even four-color selections being superimposed on the screen. On the positive, two, three or four images of reduced dimensions were printed on a single frame with a longitudinal and lateral distance corresponding ...

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Polaroid integral films

1972

|

Polaroid Corporation

Subtractive 3 color: dye diffusion process, still photography

“In 1972 Polaroid introduced an entirely new concept of instant photography with the film SX-70. With the new integral system, negative and receiving sheets were sealed into a single unit and all the reactive materials were present in the unit ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 238.

1 Image

Gorsky Process

1921

|

Prof. Gorsky and R. G. Booth (Manager of Messrs. Gaumont's Scottish branch)

|

France / Scotland

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Chimicolor

1931

|

R. Valette (Syndicat de la Cinématographie des Couleurs)

Subtractive 3 color: Beam-splitter, double-coated film, mordant toning

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

2 Images

Ataraxia

1998

|

Racey Gilbert

Subtractive 4 color: pigment process, still photography

“In 1998 Racey Gilbert purchased Polaroid’s stock of pigment films and opened Ataraxia Studio in Bensalem, Pennsylvania, to make high-quality collectors’ carbon prints. Under the direction of Gérard Niemetzky, the studio produced ...

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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. 98.

1 Image

Lenticular Screen

1896

|

Raphael E. Liesegang

Additive 3 color: lenticular screen, still photography and film

“Every element of a cross-lined screen acts as a pinhole camera, and reproduces an image of the aperture of the objective in whose rear focal plane it is placed. Thus, when using a square stop, the dots in the halftone produced will be square ...

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Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Ede, François (1994): Jour de fête ou la couleur retrouvée. Cahiers du Cinéma: Paris.
Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.

4 Images

Chromogenic development

1895

|

Raphael E. Liesegang

Subtractive 3 color: Chromogenic development

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Silver dye-bleach

1889

|

Raphael E. Liesegang

Subtractive 3 color: Dye-bleach

“Probably the first use of the catalytic property of silver was in 1889, when E. Howard Farmer disclosed the action of a silver image upon strong dichromate solutions (Eng. P. 17773/89). When a plate or film, containing a silver image, is immersed ...

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Irix-Farbenfilm

1933/34

|

Richard Gschöpf, Karl Pokorny

|

Austria

Subtractive three-color process: imbibition

Three matrices in the subtractive primary colors are printed on the gelatin of the final print. Supposedly, the used dyes were particularly fast and able to prevent color bleeding. Pokorny started working on color cinematography in the 1920s, often ...

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Thomascolor

1934

|

Richard Thomas

Additive 3 color: 4 images on 65 mm

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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: Kistler, L. R. (1945): The Projection of Thomascolor Motion Pictures. In: International Projectionist, 20,7, Jul., pp. 12–14.
Source: Kistler, L. R. (1945): The Projection of Thomascolor Motion Pictures. In: International Projectionist, 20,7, Jul., pp. 12–14.
Left: Thomascolor camera lens mount for converting standard motion picture camera into Thomascolor. Right: A closeup of the Thomascolor projector lens mount for standard film projectors. The inventor points out that this is all that is needed to convert a standard projector to Thomascolor. Source: Anonymous (1944): Thomascolor. Four-Color Process For Motion Pictures. In: International Projectionist, 19,10, Oct., pp. 7–9.

5 Images

Krayn

1901

|

Robert Krayn

Additive 3 color: line screen and mosaic, still photography and film

“Another method of producing a line screen was patented in 1904 by the German Robert Krayn, and was demonstrated by him in November 1907. Krayn stained very thin celluloid sheets red, green and blue, and cemented them interleaved to form a ...

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Source: Coe, Brian (1978): Colour Photography. The First Hundred Years 1840-1940. London: Ash & Grant, p. 54.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 34.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 35.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 35.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 36.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 74.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 74.

7 Images

N.P.G.

1902

|

Robert Krayn, Neue Photographische Gesellschaft

Subtractive 3 color: pigment process, still photography

“In 1902 Robert Krayn of Berlin described and patented his Naturfarben-Photographie System, a carbon printing system that was commercially introduced around 1905 by the German manufacturer of photographic paper Neue Photographische ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 85.

1 Image

Mordant toning / dye toning

1909

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Rodolfo Namias

Applied colors: Silver replacement by mordanting

Mordant toning or dye toning is a special case of toning whereby the silver image is replaced by colored compounds. Soluble dyes attach to a colorless (silver ferrocyanide) or nearly colorless (silver iodide) silver salt obtained by bleaching. Dye ...

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Virages sur mordançage, Bleu (blue mordant toning), backlight, Swiss collectors'copy. Source: Didiée, L. (1926): Le Film vierge Pathé. Manuel de développement et de tirage. Paris: Pathé. [quote id='7']
Photomicrograph, 25x. Credit: Norbert Wey, Institute of Pathology, University of Zurich.
Photomicrograph, 50x. Credit: Norbert Wey, Institute of Pathology, University of Zurich.
Photomicrograph, 100x. Credit: Norbert Wey, Institute of Pathology, University of Zurich.
Photomicrograph, 100x. Credit: Norbert Wey, Institute of Pathology, University of Zurich.

171 Images in 7 Galleries

Berthon

1908

|

Rodolphe Berthon

Additive 3 color: Lenticular screen

“R. Berthon patented the use of a lens diaphragm with three apertures, covered respectively with red, green and blue-violet filters, and a sensitive surface on a support, the other side of which was impressed with hemi-spherical, transparent, ...

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Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Ede, François (1994): Jour de fête ou la couleur retrouvée. Cahiers du Cinéma: Paris.
Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Source: Heymer, Gerd (1933): Auflösungsvermögen und Farbwiedergabe in der Farbrasterphotographie. In: Veröffentlichungen des wissenschaftlichen Zentral-Laboratoriums der photographischen Abteilung Agfa, 3, 1933, pp. 188-207.

4 Images

Berthon-Siemens / Siemens-Berthon / Siemens-Perutz-Verfahren / Opticolor

1936

|

Rodolphe Berthon (Siemens &. Halske AG)

Additive 3 color: Lenticular screen

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Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Principle of capturing and projecting lenticular film. Credit: Joakim Reuteler and Rudolf Gschwind, Digital Humanities Lab, University of Basel, Switzerland. Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich.
Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Ede, François (1994): Jour de fête ou la couleur retrouvée. Cahiers du Cinéma: Paris.
Schmidt, Richard / Kochs, Adolf (1943): Farbfilmtechnik. Eine Einführung für Filmschaffende. Berlin: Hesse, pp. 54-72. (Schriftenreihe der Reichsfilmkammer, 10.) (in German) [quote id='6']

5 Images

Audibert

1911

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Rodolphe Berthon and Maurice Audibert

Additive 3 color: Prism

“R. Berthon and M. Audibert patented a method of obtaining a virtual image by means of an anterior lens and prisms or mirrors. This idea was further improved upon in E.P. 17,023, 1913. In F.P. 458,040 Audibert proposed to use a negative front lens ...

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Credit: Cinémathèque française, conservatoire des techniques, Paris.
Credit: Cinémathèque française, conservatoire des techniques, Paris.

2 Images

Dugromacolor

1952

|

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

Magnachrome

1931

|

Roy Hunter (Universal Films)

Additive 2 color: Bi-pack, half-size

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Chromogenic film stock

1911

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Rudolf Fischer and Hans Siegrist (Neue Photographische Gesellschaft)

Subtractive 3 color: Chromogenic monopack

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Chromal Paper

1914

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Rudolf Fischer, Hans Siegrist, N.P.G.

Subtractive 3 color: dye coupling or chromogenic process, still photography

“In 1912, two chemists at N.P.G. in Berlin, Rudolf Fischer (1881-1957) and Hans Siegrist (1885-1959), introduced the notion of color couplers and patented the application of Homolkas discovery. Their patent described the structure and chemistry ...

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