Physics of radiation in the field of optics and illuminating engineering; definitions and constants of radiation physics
Edition 1982-03

Thickness measurement of coatings and characterization of surfaces with surface waves - Part 1: Guide to the determination of elastic constants, density and thickness of films by laser induced surface acoustic waves; German version EN 15042-1:2006
Edition 2006-06

Thickness measurement of coatings and characterization of surfaces with surface waves - Part 1: Guide to the determination of elastic constants, density and thickness of films by laser induced surface acoustic waves
Edition 2006-09-01

Thickness measurement of coatings and characterization of surfaces with surface waves - Part 1: Guide to the determination of elastic constants, density and thickness of films by laser induced surface acoustic waves
Edition 2006-06

Thickness measurement of coatings and characterization of surfaces with surface waves - Part 1: guide to determination of elastic constants, density and thickness of films by laser induced surface acoustic waves
Edition 2006-06-01

Stresses in horizontal cylindrical pressure vessels supported on twin saddles: a derivation of the basic equations and constants used in G.3.3 of BS 5500:1982
Edition 1982-09-30

Thickness measurement of coatings and characterization of surfaces with surface waves. Guide to the determination of elastic constants, density and thickness of films by laser induced surface acoustic waves
Edition 2006-05-31

Aerospace series - Elements of electrical and optical connection; Test methods - Part 6401: Optical elements; Acceleration steady state; German and English version EN 2591-6401:2001
Edition 2003-05

Aerospace series - Elements of electrical and optical connection; test methods - Part 401: Acceleration, steady state; German version EN 2591-401:1996
Edition 1998-03

Waveguide type dielectric resonators - Part 1-3: General information and test conditions; Measurement method of complex relative permittivity for dielectric resonator materials at microwave frequency (IEC 61338-1-3:1999); German version EN 61338-1-3:2000
Edition 2000-10