State system for ensuring the uniformity of measurements. Optical power meters, optical radiation sources, return loss meters and optical testers for fiber-optical information transfer systems. Verification method

Norma vydaná dňa 30.9.2024

State system for ensuring the uniformity of measurements. Primary state measurement standards. Creation, statement, contents and using

Norma vydaná dňa 30.9.2024

State system for ensuring the uniformity of measurements. Measurement standards. Basic principles

Norma vydaná dňa 30.9.2024

Unified system of corrosion and ageing protection. Coatings protective organic. Terms and definitions

Norma vydaná dňa 1.9.2024