ISO 4892-4:2004 specifies methods for exposing specimens to open-flame carbon-arc lamps in the presence of moisture to reproduce the weathering effects that occur when materials are exposed in actual end-use environments in daylight or daylight filtered through window glass.
The specimens are exposed to filtered open-flame carbon-arc light under controlled environmental conditions (temperature, moisture). Various filters are described.
Status: WithdrawnPublication date: 2004-09
Edition: 2Number of pages: 7
Technical Committee: ISO/TC 61/SC 6 Ageing, chemical and environmental resistance