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ČSN is a protected designation of Czech national technical standards.
Reprography. Legibility test charts. Determination of the legibility limit
Standard published on 23.11.1987
Selected format:Grey charts
Standard published on 4.9.1978
Selected format:Reprography. Resolution test charts. Dimensions and technical requirements
Standard published on 16.1.1984
Selected format:Test target for copying and duplicating. Specifications
Standard published on 23.2.1987
Selected format:
WITHDRAWN published on 20.7.1990
Selected format:Micrographics - Diazo and vesicular films - Visuel density - Specification
WITHDRAWN published on 1.4.1997
Selected format:Micrographics. Test microforms
Standard published on 29.6.1990
Selected format:Micrographics. Alphanumeric computer output microforms. Quality control. Part 1: Characteristics of the test slide and test data
WITHDRAWN published on 1.4.1994
Selected format:Micrographics. Alphanumeric computer output microforms. Quality control. Part 2: Method
WITHDRAWN published on 1.4.1994
Selected format:Reprography. Micrographic checking producedures
Standard published on 27.3.1987
Selected format:Latest update: 2026-04-02 (Number of items: 2 270 295)
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