ISO 6:1993 pdf download.Photography - Black-and-white pictorial still camera negative film/process systems - Determination of ISO speed
This International Standard specifies the method for determining the ISO speed of black-and-white negative camera films used for pictorial still photography. This International Standard applies to films processed in conventional chemicals and equipment, but also to those processed using special procedures such as those involving activators or heat for development. This International Standard does not apply to motion- picture, aerial photography, graphic arts, radiographic or micrographic applications, nor to negatives produced in diffusion transfer systems. 2 Normative references The following standards contain provisions which. through reference in this text, constitute provisions of this International Standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this International Standard are encouraged to investigate the possibility of apptying the most recent editions of the standards indicated below. Members of IEC and ISO maintain registers of currently valid International Standards. ISO 5-2:1991, Photography — Density measurements — Part 2: Geometric conditions for transmission density. ISO 5-3:1984, Photography — Density measurements — Part 3: Spectral conditions. ISO 7589.1984, Photography — Illuminants for sensitometry — Specifications for daylight and incandescent tungsten.30 6:1993(E)ISO 6 pdf download.