发明名称 INTRA-ORAL MEASUREMENT DEVICE AND INTRA-ORAL MEASUREMENT SYSTEM
摘要 An intra-oral measurement device according to the present invention is provided with a light projecting unit for irradiating lights in at least two different wavelengths along an identical light axis toward an object to be measured that includes at least a tooth in an oral cavity, and an image pickup unit for receiving lights reflected on the object to be measured and picking up an image, so that an intra-oral shape can be accurately measured without spraying the metal powder within the oral cavity.
申请公布号 US2010253773(A1) 申请公布日期 2010.10.07
申请号 US20090675183 申请日期 2009.04.07
申请人 OOTA SADAFUMI;HAMANO SEIJI;SUGATA FUMIO 发明人 OOTA SADAFUMI;HAMANO SEIJI;SUGATA FUMIO
分类号 H04N7/18;G01N21/55 主分类号 H04N7/18
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