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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

SN EN ISO 9340
Optics and optical instruments - Contact lenses - Determination of strains for rigid contact lenses (ISO 9340:1996)

Title (German)

Optik und optische Instrumente - Kontaktlinsen - Bestimmung von Spannungen von formstabilen Kontaktlinsen (ISO 9340:1996)

Edition 1999

Original language German

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

SN EN ISO 9340 Optics and optical instruments - Contact lenses - Determination of strains for rigid contact lenses (ISO 9340:1996)

Want to learn more?

SN EN ISO 9340
Optics and optical instruments - Contact lenses - Determination of strains for rigid contact lenses (ISO 9340:1996)