发明名称 METHODE ET SYSTEME DE MESURE D'APPARENCE VISUELLE POUR DES FIBRES BIREFRINGENTES ARRANGEES DE FACON ALEATOIRE ET REGULIERE.
摘要 <p>A method for measuring visual appearance of birefringent fibers is disclosed. The method involves emitting light, creating N polarization states of the emitted light, wherein the polarized emitted light illuminates the birefringent fibers, thereby generating internal reflection components, external reflection components, and diffusion components of the light, observing the light from the illuminated birefringent fibers, creating N polarization states of the observed light, forming N images of the observed polarized light, each image comprising a plurality of pixels, measuring the intensity in each pixel of the N images, and for each pixel, separating the internal reflection component, the external reflection component, and the diffusion component from the i-th image for the N images, wherein i=1, 2, . . . N and N≧4.</p>
申请公布号 FR2950695(B1) 申请公布日期 2015.06.26
申请号 FR20100052174 申请日期 2010.03.25
申请人 BOSSA NOVA TECHNOLOGIES, LLC;THE PROCTER & GAMBLE COMPANY 发明人 LECHOCINSKI NICOLAS;BREUGNOT SEBASTIEN;POUET BRUNO FRANCOIS
分类号 G01N21/21 主分类号 G01N21/21
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