The Surface Roughness Measurement of Fabrics by a Non-Contact Method Applied Laser Displacement Sensor

레이저 길이 측정센서를 응용한 직물의 비접촉 표면 거칠기 측정

  • 권영하 (경희대학교 테크노공학대학) ;
  • 박경희 (경희대학교 테크노공학대학) ;
  • 오경화 (중앙대학교 사범대학 가정교육학과) ;
  • 김은애 (연세대학교 생활과학대학 의류환경전공)
  • Published : 2003.06.01

Abstract

A surface roughness measuring system applying laser displacement sensor by a non-contact method is developed. The range of errors incurred by effect of colors is within 5%. In case of dark colors, particularly, error is reduced and on the contrary bright colors have higher possibility of errors. The SMD and heights measured by a non-contact method are increased as hairiness is increased. The difference between FFT analyzed surface roughness spectrum and densities of fabric along the warp and weft directions is within 15%. Laser displacement sensor is useful in measuring surface roughness by a non-contact method.

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References

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