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June 2017 • SMT Magazine 35 Table 1 lists the Attribute GR&R results of AOI System 1, AOI System 2, AOI System 4, AOI System 5 and AOI System 6 for the ap- praiser's agreement percentage, and agreement for each appraiser versus standard percentage. The standard results are based on the pictures from AOI machines and the microscope review; the results are also based on the AOI engineers' discussion/agreement. It is obvious that all these five AOI machines have very good or ex- AOI CAPABILITIES STUDY WITH 03015 COMPONENTS Figure 2: Three areas of 03015 components. Figure 3: Optical picture: after print (top), after placement (center), and after reflow (bottom).