With a capital A, a reliable process for making color pictures developed by Louis Lumière between 1903 and 1907. In the Autochrome process, a glass plate was coated with grains of potato starch mixed with red, green, and blue dyes. A black-and-white negative was exposed through the coated glass plate, and the result was a color picture.
With a capital A, a reliable process for making color pictures developed by Louis Lumière between 1903 and 1907. In the Autochrome process, a glass plate was coated with grains of potato starch mixed with red, green, and blue dyes. A black-and-white negative was exposed through the coated glass plate, and the result was a color picture.