Photography. Black and white continuous tone papers. Determination of ISO speed and ISO range for printing PAS 15 Special applications (for instance tram

Special applications (for instance tram systems) can require different demands in certain paragraphs and need to be agreed between customer and supplier

or criminal activity)

It applies to commercial producers

Challenging and reporting improper conduct

Business persons and systems in the city

Photography. Black and white continuous tone papers. Determination of ISO speed and ISO range for printing PAS 15 Special applications (for instance tram1 Scope This International Standard specifies the method for determining the ISO speed and ISO range of black and white photographic papers used to make positive reflection prints of continuous tone subjects from black and white film negatives. It pertains to all conventional silver halide contact and enlarging papers used for continuous tone or pictorial photography. This includes papers with variable contrast. The papers may be processed in