发明名称 |
METHOD OF DETECTING SURFACE FLAWS |
摘要 |
PURPOSE:To make the points of detection in a material being inspected at least two or more mutually adjacent points, and receive the projection of each detection point with each separate photoelectric converting device thereby eliminating false detection owing to disturbance by the light reflected form the surface of of the material beibg inspected. |
申请公布号 |
JPS5223986(A) |
申请公布日期 |
1977.02.23 |
申请号 |
JP19750099822 |
申请日期 |
1975.08.19 |
申请人 |
SHIN NIPPON SEITETSU KK |
发明人 |
SUGIMOTO TAKAO;ICHIJIMA ISAMU;MIYAGAWA KAZUO |
分类号 |
G01N21/89;G01B11/30;G01N21/88;G01N21/892 |
主分类号 |
G01N21/89 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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