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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]

ABNT ISO/TR 20772
Ophthalmic optics - Spectacle lenses - Short wavelength visible solar radiation and the eye

Edition 2021-04-07

Original language Portuguese

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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

ABNT ISO/TR 20772 Ophthalmic optics - Spectacle lenses - Short wavelength visible solar radiation and the eye

Want to learn more?

ABNT ISO/TR 20772
Ophthalmic optics - Spectacle lenses - Short wavelength visible solar radiation and the eye