
Panchromatic emulsion is a type of black-and-white photographic emulsion that is sensitive to all wavelengths of visible light. A panchromatic emulsion produces a realistic reproduction of a scene as it appears to the human eye. Almost all modern photographic film is panchromatic, but some types are orthochromatic and are not sensitive to certain ...
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http://en.wikipedia.org/wiki/Panchromatic_film

(from the article `photography, history of`) ...process. It used a colour screen (a glass plate covered with grains of starch dyed to act as primary-colour filters and black dust that blocked ... ...is sensitive to ultraviolet radiation and to violet and blue light. Most films contain sensitizing dyes to extend their colour sensitivity ...
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http://www.britannica.com/eb/a-z/p/11

[
n] - photographic film sensitive to light of all colors (including red)
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http://www.webdictionary.co.uk/definition.php?query=panchromatic%20film
noun photographic film sensitive to light of all colors (including red)
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https://www.encyclo.co.uk/local/20974
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