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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]

NF S11-900 ; NF EN ISO 21987:2017-08-30
Ophthalmic optics - Mounted spectacle lenses

Title (German)

Augenoptik - Fertig montierte Korrektionsbrillengläser

Edition 2017-08-30

Original language French

Price from 88.40 €

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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

NF S11-900 ; NF EN ISO 21987:2017-08-30 Ophthalmic optics - Mounted spectacle lenses

Want to learn more?

NF S11-900 ; NF EN ISO 21987:2017-08-30
Ophthalmic optics - Mounted spectacle lenses