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STN is a protected designation of Slovak national technical standards.
Micrographics. Recommendations for the creation of original documents
WITHDRAWN published on 1.10.1993
Selected format:Reprography. Image scales
WITHDRAWN published on 1.1.1977
Selected format:Reprography. Microfilms and microfiches. Record of changes
WITHDRAWN published on 1.9.1978
Selected format:Reprography. Legibility test charts. Determination of the legibility limit
Standard published on 1.11.1987
Selected format:Reprography. Standards of grey colour
WITHDRAWN published on 1.9.1978
Selected format:Reprography. Resolution test charts. Dimensions and technical requirements
WITHDRAWN published on 1.1.1984
Selected format:Reprography. Test target for copying and duplicating. Specifications
WITHDRAWN published on 1.2.1987
Selected format:Micrographics. Diazocopy. Methods of measurement of optical density and the requirements
WITHDRAWN published on 1.7.1990
Selected format:Micrographics. Test microforms. Technical requirements
WITHDRAWN published on 1.6.1990
Selected format:Reprography. Micrographic checking procedures
Standard published on 1.3.1987
Selected format:Latest update: 2025-11-11 (Number of items: 2 243 547)
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