Bocca-Rudatis

1933

|

Carlo Bocca, Domenico Rudatis, (Luigi Amati)

|

Italy

Additive 3 color: lenticular screen

The procedure for obtaining the lenticular elements in relief required a series of steps: starting from three black and white positive color separations, obtained with any of the available methods, three matrices were printed, from which the film to ...

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Projection of lenticular film in Bocca-Rudatis. Refraction of light beams through lens. Source: Pierotti, Federico (2016): Un'archeologia del colore nel cinema italiano. Dal Technicolor ad Antonioni. Pisa: Edizioni ETS, p. 81.

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

Jumeaux/Davidson

1903

|

Benjamin Jumeaux and W. L. Davidson

Additive 3 color: Prism

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Credit: Cinémathèque française, conservatoire des techniques, Paris.
Source: Wall, E.J. (1925): The History of Three-color Photography. Boston: American Photographic Pub. Co.

2 Images

Gasparcolor Opaque

1944

|

Bela Gaspar; manufactured by Ansco (1944-46)

Subtractive 3 color: dye destruction process, silver dye-bleach, still photography

“In 1944 he launched a new reflection printing material on a white-pigmented acetate base called Gasparcolor Opaque, which was, initially and for the duration of the war, available only to the U.S. military. The processing of Gasparcolor Opaque ...

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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. 235.
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 228.

2 Images

Gasparcolor OR Gaspar Color

1933

|

Béla Gaspar (Gasparcolor Naturwahre Farbenfilm GmbH, Berlin)

Subtractive 3 color: silver dye-bleach multilayer print film, still photography and film

Gasparcolor was the first three-color multi-layer monopack film available for practical use. It was a double-coated print film with a cyan layer on one side and two layers dyed magenta and yellow on the other side (see illustrations).

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Uit het rijk der kristallen (NDL 1927?, J.C. Mol). Credit: EYE Film Museum. Photographs of the Dufaycolor and Gasparcolor nitrate print by Barbara Flueckiger.
Kreise (English title Circles) (Oskar Fischinger, GER 1933-34) Oskar Fischinger's own nitrate print. Credit: Library of Congress, (c) Fischinger Trust, courtesy Center for Visual Music. Photograph Fischinger's own nitrate print by Barbara Flueckiger.
Credit: (c) Fischinger Trust, courtesy Center for Visual Music. Film: Allegretto by Oskar Fischinger (1936-1943).
Credit: (c) Fischinger Trust, courtesy Center for Visual Music. Film: Gasparcolor tests by Oskar Fischinger, c. 1933-34.
Credit: Cinémathèque suisse. Film: Komposition in Blau (Composition in Blue) AKA Lichtkonzert Nr. 1 (Light-Concert No. 1) (GER 1935, Oskar Fischinger).
Credit: Cinémathèque suisse. © Fischinger Trust, courtesy Center for Visual Music. Film: Komposition in Blau (Composition in Blue) AKA Lichtkonzert Nr. 1 (Light-Concert No. 1) (GER 1935, Oskar Fischinger).
Credit: Cinémathèque suisse. © Fischinger Trust, courtesy Center for Visual Music. Film: Komposition in Blau (Composition in Blue) AKA Lichtkonzert Nr. 1 (Light-Concert No. 1) (GER 1935, Oskar Fischinger).
Source: Coe, Brian (1981): The History of Movie Photography. Westfield, N.J.: Eastview Editions.
Color chart on Agfa Tripofilm. This was the raw stock used for Gasparcolor in Germany until about 1939. Source: Arens, Hans; Heymer, Gerd (1939): Die „Agfa-Farbentafel für Farbenphotographie“. In: Veröffentlichungen des wissenschaftlichen Zentral-Laboratoriums der photographischen Abteilung Agfa, Vol. 6, 1939, pp. 225-229. Leipzig: Hirzel. Photograph by Barbara Flueckiger.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 213.

398 Images in 24 Galleries

Autotype Wet Carbon

1944

|

Autotype Company

Subtractive 3 color: pigment process, still photography

“Introduced by the Autotype Company in 1944, the Autotype Wet Carbon Process was a variant of the traditional carbon process with novelty wet-printing pigment papers. Considerable time was saved when printing with this material as the pigment ...

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Autochrome

1907

|

Auguste and Louis Lumière

Additive 3 color: mosaic screen, still photography

“The Autochrome process was the first fully practical single-plate colour process to reach the photographic public. It was easy to use. The plate was loaded into a conventional holder, glass to the front. The exposure was made through a yellow ...

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Photomicrograph (50x) of an Autochrome mosaic screen. Credit: Courtesy of George Eastman House, International Museum of Photography and Film.
Source: Lavédrine, Bertrand (2009): Photographs of the Past. Process and Preservation. Los Angeles: Getty Publications.
Source: Coote, Jack H. (1993): The Illustrated History of Colour Photography. Surbiton, Surrey: Fountain Press.
Source: Coote, Jack H. (1993): The Illustrated History of Colour Photography. Surbiton, Surrey: Fountain Press.
Source: Holme, Charles (1908): Colour Photography, and Other Recent Developments of the Art of the Camera. London, Paris, New York.: Offices of The Studio.
Source: Holme, Charles (1908): Colour Photography, and Other Recent Developments of the Art of the Camera. London, Paris, New York.: Offices of The Studio.
Credit: Klosterarchiv Einsiedeln. http://www.klosterarchiv.ch/earchiv_liste.php?Objektyp_physisch=Glasautochrom&start=1
Credit: Klosterarchiv Einsiedeln. http://www.klosterarchiv.ch/earchiv_liste.php?Objektyp_physisch=Glasautochrom&start=1
Credit: Klosterarchiv Einsiedeln. http://www.klosterarchiv.ch/earchiv_liste.php?Objektyp_physisch=Glasautochrom&start=1
Credit: Klosterarchiv Einsiedeln. http://www.klosterarchiv.ch/earchiv_liste.php?Objektyp_physisch=Glasautochrom&start=1
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 70.
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 26.
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 65.
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 27.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 235.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 64.

16 Images

Autochrome film / Cinécolor

1928

|

Auguste and Louis Lumière

|

France

Additive 3 color: Mosaic screen

Several attempts were made to apply the Autochrome process invented by the Lumière brothers to motion pictures. Transparent potato starch grains with a diameter of 15–20 micrometer were colored in the additive primaries red, green and blue. The ...

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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.
Cinécolor, mosaic screen, ca. 1929. Credit: Gert Koshofer Collection. Sample No. 68. Photograph by Barbara Flueckiger.
Credit: Cinémathèque française, conservatoire des techniques, Paris.
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.

27 Images in 2 Galleries

Colorgraph / Cinecolorgraph

1912

|

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

Uvatype

1929

|

Arthur Traube (Uvachrome)

Subtractive 3 color: dye imbibition process, still photography

“Uvatype was yet another variation of the dye imbibition process, introduced by the Uvachrome Company of Germany in 1929 (Fig. 4.12). Its inventor, the German chemist Arthur Traube, worked diligently to improve the then-available imbibition ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 138.

1 Image

Traube / Uvachrome

1922

|

Arthur Traube (Uvachrom)

Subtractive 3 color: Mordanting, dye transfer, wash-off relief, still photography

“In 1916 Traube found that copper toning baths3 were especially suitable for dye mordanting and patented the Uvachrome process.4 At the time, Germany was at war with most of Europe, and little commercial progress was made until the end of ...

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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. 103.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 277.
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 138.

3 Images

Traube / Diachromie

1906

|

Arthur Traube

Subtractive 3 color: Mordant toning, still photography

“In the imbibition process, a dye image is transferred from a gelatin relief image to a receiving layer made either of paper or film. Charles Cros described this method of ‘hydrotypie’ transfer printing in 1880 and suggested it ...

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Kingston Process

191?

|

Arthur Kingston

|

England

Additive three color process: rotary filters

Three black-and-white color separations were printed consecutively on one film strip and projected through the corresponding color filters, thus combining to one color image on screen.

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Theory of three-color photography

1897

|

Arthur Freiherr von Hübl

Theory

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Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.
Source: Hübl, Arthur Freiherr von (1904): Three-Colour Photography. Three-Colour Printing and the Production of Photographic Pigment Pictures in Natural Colours. London: W.A. Penrose.
Source: Hübl, Arthur Freiherr von (1904): Die Dreifarbenphotographie mit besonderer Berücksichtigung des Dreifarbendruckes und der photographischen Pigmentbilder in natürlichen Farben. Halle a. S.: Druck und Verlang von Wilhelm Knapp. Photograph by Martin Weiss, ERC Advanced Grant FilmColors.

11 Images

Auto Natural Color / Bernardi

1925

|

Anthony Bernardi and P.L. Burger

Additive 3 color: Beam-splitter, substandard

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Raycol

1929

|

Anthony Bernardi (Raycol Ltd.)

Additive 2 color: Beam-splitter, sawn-off lens

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

13 Images in 1 Gallery

Ansco Color Printon; Improved Printon Anscochrome Type / GAF Printon Type 6400 / GAF Printon Type 6410 (1956–1981)

1943

|

Ansco, GAF

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

“Ansco Color Printon In 1943 Ansco followed suit and launched a printing material on white-pigmented acetate base called Ansco Color Printon (Fig. 5.7). Initially, Printon was made accessible only to the military. After 1945 it became available to ...

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Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 167.
Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 166.

2 Images

Keller-Dorian

1922

|

Albert Keller-Dorian and Rodolphe Berthon (Société du Film en Couleurs Keller-Dorian / Société Française Cinéchromatique Paris)

Additive 3 color: Lenticular screen

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Credit: Cinémathèque française, conservatoire des techniques, Paris.
Credit: Cinémathèque française, conservatoire des techniques, Paris.
Credit: Cinémathèque française, conservatoire des techniques, Paris.
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.
Microscopic image of a piece of Keller-Dorian lenticular film embedded in epoxide resin. The 3-dimensional structure of the lenticules is visible as well as the thin emulsion layer on the other side of the acetate base. Credit: Sample preparation and imaging by the Center for Microscopy and Image Analysis, University of Zurich.
Lenticular surface of the acetate plastic base of Keller-Dorian lenticular film. On the back plane of the acetate layer and therefore out of focus in this image, structures defined by the silver image in the emulsion layer can be perceived. Credit: David Pfluger, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.
Hexagonal structure of the lenticules of Keller-Dorian lenticular film. 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 the Keller-Dorian lenticular structure with the focus set at different points. The images have been chained to show a travelling through the 3-dimensional structure of the bee-hive shaped lenticules. 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.

14 Images in 2 Galleries

Kodacolor / Keller-Dorian Color

1928

|

Albert Keller-Dorian (Eastman Kodak)

Additive 3 color: Lenticular screen

“LENTICULAR PROCESS In 1896 R. E. Liesegang (Ahriman, 1896) suggested a photographic color process based upon the use of banded filters in the camera aperture. […] In 1909 R. Berthon (British Patent 10,611; see also Berthon, 1910a, b) ...

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Kodacolor lenticular filter for the projector. Lichtspiel / Kinemathek Bern.
Credit: Rudolf Gschwind, Imaging and Media Lab, University of Basel.
Magnification of an area. Credit: Rudolf Gschwind, Imaging and Media Lab, University of Basel.
Color reconstruction test. Credit: Rudolf Gschwind, Imaging and Media Lab, University of Basel.
Source: Klein, Adrian Bernhard (Cornwell-Clyne) (1940): Colour Cinematography. Boston: American Photographic Pub. Co.
Microscopic linear lens structure of Kodacolor lenticular film. Credit: David Pfluger, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.
Acetate plastic base of Kodacolor lenticular film embedded in epoxide resin. The emulsion layer usually placed on the opposite side of the acetate base has been removed beforehand and is therefore not visible. Credit: David Pfluger, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.Credit: David Pfluger, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.
Focal travelling through the 3-dimensional structure of Kodacolor lenticular film. In the beginning the linear lenticular structure is visible and towards the end the emulsion layer comes into focus and the granular structure defined by the density of the silver is visible. In this shot the lenticules were showing towards the light source and the emulsion towards the camera. This enables an undistorted recording of the emulsion layer. Credit: David Pfluger, editing by Martin Weiss, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.
Focal travelling through the 3-dimensional structure of Kodacolor lenticular film. In the beginning the linear lenticular structure is visible and towards the end the emulsion layer comes into focus. In this shot the lenticules were allocated towards the lens of the microscope and the light source at the side of the emulsion similar to the configuration in projection. As a consequence the graininess of the emulsion is not visible as with the film flipped to the other side. The structure is optically distorted perpendicular to the linear structure of the lenticules. Credit: David Pfluger, editing by Martin Weiss, ERC Advanced Grant FilmColors. Imaging was performed with support of the Center for Microscopy and Image Analysis, University of Zurich.

35 Images in 2 Galleries

Agfa-Gevaert

1964

|

Agfa-Gevaert-Aktiengesellschaft, Leverkusen

|

Germany

Subtractive 3 color

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Agfachrome CU 410

1970

|

Agfa-Gevaert

Subtractive 3 color: dye destruction process, silver dye-bleach, still photography

“Between 1970 and 1976, Agfa-Gevaert produced its own silver dye-bleach printing material on a white-pigmented acetate base called Agfachrome CU 410.28 Only available to a few photofinishers in Germany, it was used to print amateurs’ ...

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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. 218.

1 Image

New Agfa Color Plate

1923

|

Agfa Company

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

“New Agfa Color Plate (1923–1932): colored particles very small and not visible to the naked eye, but clumps of particles of the same color give the image a pointillist effect (Fig. 2.62). Unlike with the autochromes, in which the grains ...

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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. 73.

1 Image

Agfacolor Plate

1932

|

Agfa Company

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

“Agfacolor Plate (1932-1938): colored particles very small and not visible to the naked eye; clumps of particles of the same color give the image a pointillist effect (Fig. 2.63). Unlike with the autochromes, in which the grains are remarkably ...

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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. 72.

1 Image

Agfacolor Film

1932

|

Agfa Company

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

“Agfacolor Film (1932–1934): individual colored particles cannot be seen with the naked eye, but clumps of grains of the same color give the image a pointillist effect (Fig. 2.70). There is no black pigment filler. The film has a thick base ...

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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. 76.

1 Image

Agfacolor Ultra Film

1934

|

Agfa Company

Additive 3 color: mosaic screen, combined system, still photography and 35mm MPF (1935–1936)

“Agfacolor Ultra Film (1934–1941): 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. 2.72). There is no black pigment filler. The film has a thick ...

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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

Agfacolor Ultra Plate

1936

|

Agfa Company

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

“Agfacolor Ultra Plate (1936–1938): colored particles very small and not visible to the naked eye, but clumps of particles of the same color give the image a pointillist effect (Fig. 2.65). Unlike with the autochromes, in which the grains are ...

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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

Chromo-Film

1923

|

Adolf Hnatek (Chromo-Film Ges. mbH)

Additive 3 color: Double-sized film, rotary filter

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Bi-pack

1901

|

Adolf A. Gurtner

Subtractive 2 color: bi-pack, still photography

“A. Gurtner (Eng. P. 7924/03; U.S.P. 730454), used a front element that was sensitive only to the blue, and a rear element that was sensitive up to but not including the red. He was the first person to suggest that the two films or plates be ...

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Source: U.S.P. 730454

1 Image

Polychromide

1918

|

Aaron OR Aron Hamburger

Subtractive 2 color: Beam-splitter, later bi-pack, mordant dye

“Polychromide, a two-color subtractive process invented in 1918 by Aron Hamburger, achieved limited commercial success overseas, and was occasionally employed in England as late as 1933. Originally an orthochromatic and a panchromatic negative were ...

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Polychromide samples from the Kodak Film Samples Collection at the National Science and Media Museum in Bradford. Credit: National Science and Media Museum Bradford. Photographs by Barbara Flueckiger in collaboration with Noemi Daugaard.
Credit: Brian Pritchard
Source: Pénichon, Sylvie (2013): Twentieth Century Colour Photographs. The Complete Guide to Processes, Identification & Preservation. London, Los Angeles: Thames & Hudson, p. 279.

66 Images in 2 Galleries

Hillman Process

1933

|

A.G. Hillman (Colourgravure Ltd., and Gerrard Industries Ltd.)

Additive 3 color: Rotary filter, mirror system with two lenses

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Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. 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.
Source: Klein, Adrian Bernhard (Cornwell-Clyne) (1940): Colour Cinematography. Boston: American Photographic Pub. Co.

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