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IEC 61746-2:2010

Calibration of optical time-domain reflectometers (OTDR) - Part 2: OTDR for multimode fibres

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315.65 € 

IEC 61746-1:2009

Calibration of optical time-domain reflectometers (OTDR) - Part 1: OTDR for single mode fibres

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406.60 €