Abstract Preview

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.


General information

  • Status :  Published
    Publication date : 1986-08
  • Edition : 1
    Number of pages : 9
  • :
    ISO/TC 42
    Photography
  • 37.040.20
    Photographic paper, films and plates. Cartridges

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