orthochromatic

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Related to orthochromatic: orthochromatic film

or·tho·chro·mat·ic

(ôr′thō-krō-măt′ĭk)

adj. Photography

1. Of, relating to, or accurately reproducing the colors of the subject.

2. Sensitive to all colors except red: orthochromatic film.

or′tho·chro′ma·tism (-krō′mə-tĭz′əm) n.

orthochromatic

(ˌɔːθəʊkrəʊˈmætɪk)

adj

(Photography) photog of or relating to an emulsion giving a rendering of relative light intensities of different colours that corresponds approximately to the colour sensitivity of the eye, esp one that is insensitive to red light. Sometimes shortened to: ortho Compare panchromatic

orthochromatism n

or•tho•chro•mat•ic

(ˌɔr θə kroʊˈmæt ɪk, -θoʊ krə-)

adj. Photog.

1. representing correctly the relations of colors as found in a subject; isochromatic.

2. sensitive to all visible colors except red; isochromatic.

Translations

or·tho·chro·mat·ic

a. ortocromático-a, de color normal o que acepta coloración sin dificultad.

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At this point in time, the negative materials used were dry plates that were orthochromatic: red insensitive, but sensitive, when dyed, to the green and blue colors of the spectrum.