scope:

This document describes test equipment and procedures for measuring the light stability of colour photographic reflection prints designed for display, when subjected to a filtered xenon-arc light source simulating daylight through windows at specified temperatures and relative humidity.

This document is applicable to reflection colour prints made with colour hardcopy materials, including all types of colour prints made with analog and digital print processes. The recommended evaluation methods can also be applied to black-and-white photographic prints.

This test method assesses colour and density change