carbron.
/ˈkɑːbrəʊ/, U.S. /ˈkɑrˌbroʊ/ Photography. Now chiefly historical.
A variant of the carbon process in which a sensitized gelatin sheet bearing carbon or a coloured pigment is placed in direct contact with a bromide print to produce a monochrome image (either black and white or coloured). Frequently attributive in carbro print, carbro process, etc.
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society > leisure > the arts > visual arts > photography > photographic processes > [noun]
daguerreotype1839
calotype1841
chrysotype1842
chromotype1843
ferrotype1843
tithonotype1843
amphitype1844
energiatype1844
fluorotype1844
Talbotype1844
daguerreotypy1853
ambrotype1854
bitumen process1858
carbon process1858
reversal1859
pyro-photography1869
vitrotype1875
platinotype1877
transferrotype1889
diazotype1890
kallitype1890
Joly process1894
reversal process1908
bromoil1909
bleach-out process1914
carbro1919
Finlay process1931
reversal processing1931
diazo1948
xography1965
push processing1966
1919 H. F. Farmer in Amateur Photographer 2 Apr. 285 Carbro. Carbon Prints from Bromide. The process..is not new but an improved adaptation from the ozobrome process.
1932 Geogr. Jrnl. 80 239 The Carbo process involves making bromide prints from the separation negatives and using the silver in the surface of the prints to harden..pigmented gelatine plasters brought into contact with them.
1935 Discovery Nov. 335/2 Amongst the photomicrography exhibits, that of the ‘Feather’ in Carbro Trichrome..may be mentioned.
1980 Chem. in Brit. 16 556/3 Bromide prints were made from these, then carbro prints in the primary colours on a temporary base.
2003 New Yorker 10 Mar. 19/2 The photos, which were printed using a painstaking process called Carbro, are jewel-toned and energetic.
This is a new entry (OED Third Edition, December 2008; most recently modified version published online December 2021).
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n.1919