When light falls on the fiber, part of light is reflected. The luster of a single fiber is determined by the total visual appearance of these reflections from the fiber surface. It is directly proportional to the amount of light reflected by a fiber. Silk fibers have a high luster and cotton has a low luster.

Luster of the fabric is the most vital point. The attraction of the fabric depends on the luster of the fabric. Luster of fabric depends on various factors. They are followed……

Incident angle of light

Finer fiber

Irregularity of the fiber surface

Cross-section of fiber

Presence of TiO2 or Cavities