发明名称 COLOR ANALYZING APPARATUS WITH POLARIZED LIGHT SOURCE
摘要 A light analyzer with a first light source configured and disposed for irradiating with a first light an object disposed at an object location. A second light source is configured and disposed for irradiating the object with a second light that is preferably polarized along a first axis. A light receiving element is configured and disposed for receivi ng the first and second light reflected from the object and comprising a sensing device that is configured for sensing and producing an image corresponding to the reflected light. The lig ht receiving element preferably comprises a polarizing filter configured for polarizing t he reflected second light along a second axis at an angle to the first axis for reducing glare and reflection.
申请公布号 CA2388286(A1) 申请公布日期 2002.12.01
申请号 CA20022388286 申请日期 2002.05.30
申请人 IVOCLAR VIVADENT AG 发明人 KERSCHBAUMER, HARALD;PYE, GRAHAM;ROHNER, GOTTFRIED;POKORNY, WALTER
分类号 A61C19/00;G01J3/46;G01N21/25;G01N21/84;(IPC1-7):G01N21/25 主分类号 A61C19/00
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