Fiber Diameter Measurement and Distribution Fiber diameter is measured in microns. One micron is equal to 1/1,000,000th of a meter or 1/25,400th of one inch. Mean Fiber Diameter (MFD) is in common use internationally. MFD, Standard Deviation (SD) and Coefficient of Variation (CV) all relate to the (approximate) normal distribution of the animal fiber diameters….
Objective fiber testing can be a powerful marketing and genetic selection tool when used properly. Objective measurement is an assessment made without the influence of personal feelings or prejudice. Visual appraisal and fiber handling are fundamental aspects of fiber judging, but are very weak appraisal methods for accurately identifying average fiber diameter. Instrumentation can accomplish…