05627646 is referenced by 6 patents and cites 14 patents.

A method for locating flaws in a smooth surface using at least one light source includes the steps of setting the light source at a predetermined length above the smooth surface, locating a highlight line, translating the light source across the smooth surface to create a plurality of highlight lines and locating distortions in the smooth surface.

Title
Method for locating flaws in a smooth surface of an object
Application Number
8/505426
Publication Number
5627646
Application Date
July 21, 1995
Publication Date
May 6, 1997
Inventor
Yifan Chen
Ann Arbor
MI, US
Paul J Stewart
Ann Arbor
MI, US
Agent
Roger L May Esq
David B Kelley Esq
Assignee
Ford Motor Company
MI, US
IPC
G01B 11/30
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