Abstract 

Specifies a method for measuring the reflector factor. Contains formulae for calculating the ISO guide number for flash lamps (with and without integral factors resp.). Gives terms and definitions.


General information

  • Status :  Withdrawn
    Publication date : 1992-02
  • Edition : 2
    Number of pages : 5
  • :
    ISO/TC 42
    Photography
  • 37.040.10
    Photographic equipment. Projectors

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