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Wherever you look you can find a standard!
Seeing better. This depends not only on the glasses used, but also on the spectacle frames. Today, the respective requirements, test methods, design and concepts are s...



Standardization is an activity of establishing, with regard to actual or potential problems, provisions for common and repeated use, aimed at the achievement of the optimum degree of order in a given context.

Basic terminology

What is standard? Who develops standards? How they are developed? How they change? and more useful information about standardization at all can be found in this section of the site.


Extended search form which allows fast and easy searching of standards.

Technical committees

Information about technical committees, scopes and working programs.


List of directives, classified in different groups.