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Database: 365,228(8 Aug 2026)

mean slope

mean slope, Total:6 items.

The international standard classification for "mean slope" includes: Motion picture films. Cartridges , Photographic paper, films and cartridges .

The Chinese standard classification for "mean slope" includes: Basic standards and general methods for photosensitive material , Photosensitive material .


Professional Standard - Chemical Industry

  • HG/T 2911-1997 Photography--Source document microfilms--Determination of ISO speed and ISO average gradient
  • HG/T 2620-1994 Determination Method for Sensitivity and Average Gradient of Colour Cine Positive Film

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB 9862-1988 for determining the speed and average gradient of black - And - White aerial camera films
  • GB/T 9582-2008 Photography - Industrial radiographic films - Determination of ISO speed ISO average gradient and ISO gradients G2 and G4 when exposed to X-and Gamma-radiation
  • GB/T 9862-1988 Method for determining the speed and average gradient of black-and-white aerial camera films
  • GB/T 9582-1998 Photography-Industrial radiographic film-Determination of ISO speed and average gradient when exposed to X-and γ-radiation