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发明名称
表面形状之检测方法及检测装置
摘要
本发明提供一种以廉价之装置构成去除背面反射影像之影响,可以高准确度检测表面形状之特性的检测方法与检测装置。首先,决定具有明暗图案之条带图案(Stripe pattern)1做为适合于透明板状体(被检查物体)3之条带图案,该明暗图案为,使透明板状体表面之反射影像与透明板状体背面之反射影像,于摄像而得之影像信号之中呈分离状而被设定者。然后,利用被决定之条带图案1,藉由影像解析,仅利用条带图案1之透明板状体3之表面之反射影像评估透明板状体3之表面形状。
申请公布号
TWI372235
申请公布日期
2012.09.11
申请号
TW094118386
申请日期
2005.06.03
申请人
旭硝子股份有限公司 日本
发明人
尊田嘉之;大音仁昭;加藤宗寿;城山厚
分类号
G01B11/30
主分类号
G01B11/30
代理机构
代理人
林志刚 台北市中山区南京东路2段125号7楼
主权项
地址
日本
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