Објављен
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.
ОБЈАВЉЕН
ISO 7829:1986
90.93
Одлука о потврђивању стандарда
6. 6. 2026.
ОБЈАВЉЕН
ISO 7829:1986/Cor 1:2001