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Ceramic Crack Detection by Oblique U.v.-blue Illumination Disclosure Number: IPCOM000061875D
Original Publication Date: 1986-Jul-01
Included in the Prior Art Database: 2005-Mar-09

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Cerniglia, TJ Schmidt, GE Thorp, LD [+details]


:AB Disclosed is a method and apparatus for visually inspecting minute cracks in a ceramic substrate by illuminating the substrate with ultra violet - blue light (e.g. that from Xenon l source) at an oblique angle of incidence.