ISO 7829:1986 Preview
Photography -- Black-and-white aerial camera films -- Determination of ISO speed and average gradient
This standard was last reviewed and confirmed in 2016. Therefore this version remains current.
Describes a method for determining the speed and average gradient of black-and-white negative films used in aerial photography. Depending on the processing conditions, a single film product may have several speed and gradient values. The specifications do not apply to infrared aerial films.
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Revisions / Corrigenda
ISO 7829:1986/Cor 1:2001