DIN EN 61755-3-9 (2011-02)被替代
Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces Part 3-9: Optical interface, 2,5 mm and 1,25 mm diameter cylindrical PC ferrule for reference connector, single mode fibre (IEC 86B/3126/CD:2010)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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