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ISO 1230:2007

Photography -- Determination of flash guide numbers for electronic flash equipment

This standard has been reviewed and then confirmed in 2011 
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ISO 1230:2007 specifies the definition and determination of the ISO guide number of electronic flash equipment. It does not specify the definitions and measuring methods for the light output of electronic flash equipment, which are specified in ISO 2827.


  • Edition: 3 (Monolingual) ICS: 37.040.10
    Status: Published Stage: 90.93 (2011-10-03)
    TC/SC: ISO/TC 42 Number of Pages: 6
  • Revises: ISO 1230:1992

  • No corrigenda or amendments available

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