ISO 137:1975

Wool -- Determination of fibre diameter -- Projection microscope method

Projection on a screen of the magnified images of the profiles of wool fibre pieces and measurement of their width by means of a graduated scale. The operating technique assures a random sampling of the fibres to be measured. Suitable for wool fibres in any form and also for other fibres of reasonably circular cross-section.


General information

  • Status :  Withdrawn
    Publication date : 1975-02
  • Edition : 1
  • :
    ISO/TC 38/SC 23
    Fibres and yarns
  • 59.060.10
    Natural fibres

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