DIN EN 61755-3-5:2007-06
Действует
Fibre optic connector optical interfaces - Part 3-5: Optical interface - 2,5 mm and 1,25 mm diameter cylindrical PC composite ferrule using Cu-Ni-alloy as fibre surrounding material, single mode fibre (IEC 61755-3-5:2006); German version EN 61755-3-5:2006
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