发明名称 SURFACE FLAW INSPECTION APPARATUS FOR CONVEX BODY
摘要 <p>A surface flaw inspection apparatus for a convex. body having a light source for irradiating a surface of an object to be inspected with a luminous flux, an image sensor for receiving the reflected light on the surface of the object and producing a corresponding electrical signal, an inspection section for receiving the electrical signal from the image sensor and inspecting whether or not there is a flaw on the surface of the object, and a projection screen located in the light path from the light source through the surface of the object to the image sensor on which an image of the irradiated area of the surface of the object by the luminous flux is formed, in which the image sensor picks up the image formed on the projection screen.</p>
申请公布号 CA1206226(A) 申请公布日期 1986.06.17
申请号 CA19830429982 申请日期 1983.06.08
申请人 HAJIME INDUSTRIES, LIMITED 发明人 YOSHIDA, HAJIME
分类号 G01N21/88;G01N21/952;(IPC1-7):G01N21/88 主分类号 G01N21/88
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