Photography — Camera flash illuminants — Determination of ISO spectral distribution index (ISO/SDI)
STANDARD published on 1.10.1984
Designation standards: ISO 3028:1984-ed.2.0
Publication date standards: 1.10.1984
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: Specifies a method for calculating a spectral distribution index to evaluate the ability of expendable flash and electronic flash units to produce photographic colour results comparable with those obtained with daylight-type films exposed to daylight illumination.