Reference number
ISO 6728:1983
ISO 6728:1983
© ISO 2025
International Standard
ISO 6728:1983
Photography — Camera lenses — Determination of ISO colour contribution index (ISO/CCI)
Edition 1
1983-07
1983-07
ISO 6728:1983
13185
Published
(Edition 1, 1983)
This publication was last reviewed and confirmed in 2020.
Therefore this version remains current.
Abstract
Describes the spectral characteristics of an ISO standard camera lens and a method for determining the contribution of spectrally selective lenses to the colour of the final film image. The procedure can also be applied to other optical elements in the camera.