Optics and optical instruments - Visual acuity testing - Method of correlating optotypes (ISO 8597:1994, including Technical Corrigendum 1:1995); German version EN ISO 8597:1996— 4 стр.
Information technology - Office machines; colour image reproduction equipment - Part 2: Method of specifying screen reproduction of colour copying machines by analog test chart; realisation and application— 11 стр.
Information technology - Office machines; colour image reproduction equipment - Part 1: Method of specifying image reproduction of colour devices by digital and analog test charts; classification and principles— 29 стр.