Standard

NEK EN 60793-1-45:2003

Tilbaketrukket

Rettelser og tillegg kjøpes separat.

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Omfang

Establishes requirements for measuring the mode field diameter (MFD) of fibres. Four methods are described: (a) direct far-field scan: (b) variable aperture in the far field: (c) near-field scan: (d) bi-directional backscatter using an optical time domain reflectometer. All four methods apply to type B single-mode fibres, operating near 1310 nm or 1550 nm.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
  • Tilbaketrukket:
  • Utgave: 2003-12
  • Versjon: 1
  • Varetype: NAT
  • ICS 33.180.10
  • National Committee NEK/NK86

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