标准号:ISO 7829-1986
中文标准名称:摄影 航空照相机用黑白胶片 ISO感光速度和平均梯度的测定
英文标准名称:Photography; Black-and-white aerial camera films; Determination of ISO speed and average gradient
标准类型:A15
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:A15
国际标准分类号:37.040.20
适用范围: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.