ISO 1230:2007
Photography - Determination of flash guide numbers for electronic flash equipment

Standard No.

ISO 1230:2007

Release Date

2007

Published By

International Organization for Standardization (ISO)

Latest

ISO 1230:2007

Scope

This International Standard 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.

ISO 1230:2007 history

• 2007 ISO 1230:2007 Photography - Determination of flash guide numbers for electronic flash equipment
• 1992 ISO 1230:1992 Photography; determination of flash guide numbers
• 1973 ISO 1230:1973 Photography — Determination of flash guide numbers