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IEC 60793-1-21:2001 ed1.0

Действует
Optical fibres - Part 1-21: Measurement methods and test procedures - Coating geometry — 27 стр.
Gives four methods for measuring the coating geometry of optical fibres. The following parameters are measured: coating diameter, coating non-circularity, coating-cladding concentricity error. The methods are conducted off-line during inspection. They are not suitable for on-line, in-process measurements.
ICS
33.180.10 Fibres and cables / Волокна и кабели