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Normas DIN – AENOR
DIN ISO 6846:1994-05

DIN ISO 6846:1994-05

Photography; black-and-white continuous-tone papers; determination of ISO speed and range for printing; identical with ISO 6846:1992

Photographie; papiers noir et blanc pour images à tons continus; détermination de la sensibilité ISO et de l'étendue ISO pour le tirage; identique à ISO 6846:1992

Photographie; Schwarzweiß-Halbtonpapiere; Bestimmung der ISO-Empfindlichkeit und des ISO-Kopierumfangs; Identisch mit ISO 6846:1992

Fecha:
1994-05 /Active
Equivalencias internacionales:

ISO 6846 (1992-12)

Resumen:
The document specifies a method to determine the ISO speed and range for printing of black-and-white photographic papers used to make positive reflection prints of continuous-tone subjects from black-and-white film negatives. determine ISO speed and ISO range values. Annexes A to C deal with the relationships between the paper range and the effective density range of the negative, log exposure range and contrast, and log exposure range and average gradient.
Keywords:
Classification, Classification systems, Continuous-tone images, Copying, Definitions, Film speeds, Half tone, ISO-Code, Measuring techniques, Monochrome photography, Photography, Photosensitive papers, Sampling methods, Storage
47,01
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