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ČSN is a protected designation of Czech national technical standards.
WITHDRAWN published on 1.12.1996
Selected format:Ophthalmic optics - Spectacle frames - Measuring system and vocabulary
Standard published on 1.1.2021
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WITHDRAWN published on 1.12.1996
Selected format:Ophthalmic optics - Spectacle frames - Measuring system and terminology
WITHDRAWN published on 1.5.2003
Selected format:Ophthalmic optics - Spectacle frames - Measuring system and terminology (ISO 8624:2011)
WITHDRAWN published on 1.8.2011
Selected format:Optics and optical instruments - Ophthalmic optics - Measuring system for spectacle frames
WITHDRAWN published on 1.9.1997
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WITHDRAWN published on 1.12.1996
Selected format:Optics and optical instruments - Ophthalmic optics - Marking of spectacle frames
WITHDRAWN published on 1.9.1997
Selected format:Ophthalmic optics - Spectacle frames - Screw threads
Standard published on 1.5.2017
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WITHDRAWN published on 1.12.1996
Selected format:Latest update: 2026-08-06 (Number of items: 2 291 512)
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