Optical fibre amplifiers - Basic specification - Part 6-1: Test methods for pump leakage parameters; optical demultiplexer (IEC 61290-6-1:1998); German version EN 61290-6-1:1998
Edition 1999-08

Optical fibre amplifiers - Basic specification - Part 6-1: Test methods for pump leakage parameters - Optical demultiplexer
Edition 1998-10-14

Optical fibre amplifiers. Basic specification. Test methods for pump leakage parameters. Optical demultiplexer
Edition 1998-10-15

OPTICAL FIBRE AMPLIFIERS. BASIC SPECIFICATION. PART 6-1: TEST METHODS FOR PUMP LEAKAGE PARAMETERS. OPTICAL DEMULTIPLEXER (Endorsed by AENOR in November of 1998.)
Edition 1998-11-01

Optical fibre amplifiers. Basic specification. Part 6-1 : test methods for pump leakage parameters. Optical demultiplexer
Edition 1998-12-01

Digital terrestrial television receivers for the DTMB system (IEC 62753:2015); German version EN 62753:2015
Edition 2018-01

Passive components to be used in optical fibre communication systems - Product specifications - Part 3-2: Type 4/8 channel CWDM module terminated on IEC 60793-2-50 category B1.1 and B1.3 single mode fibre; German version EN 50378-3-2:2007
Edition 2008-02

Fibre optic interconnecting devices and passive components - Performance standard - Part 081-06: Non-connectorized single-mode fibre optic middle-scale 1 x N DWDM devices for category OP+ - Extended outdoor protected environment (IEC 86B/4398/CD:2020); Text in German and English
Edition 2022-10

Passive components to be used in optical fibre communication systems - Product specifications - Part 3-1: Type: 100/200 GHz DWDM module terminated on IEC 60793-2-50 category B1.1 and B1.3 single mode fibre; German version EN 50378-3-1:2007
Edition 2008-02

Fibre optic interconnecting devices and passive components - Performance standard - Part 081-2: Non-connectorized single-mode fibre optic middle-scale 1 x N DWDM devices for category C - Controlled environments (IEC 61753-081-2:2014); German version EN 61753-081-2:2014
Edition 2015-03