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Standard:

DIN EN IEC 62129-3 VDE 0888-429-3:2020-04

Calibration of wavelength/optical frequency measurement instruments

Part 3: Optical frequency meters internally referenced to a frequency comb

57.91 € 
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Standard:

DIN EN 62129-1 VDE 0888-429-1:2016-12

Calibration of wavelength/optical frequency measurement instruments

Part 1: Optical spectrum analyzers

100.89 € 
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