Technology
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Template Tolerances
The MIDAS Vision System allows for template tolerances to be operator selected. These tolerances are optimized to detect all errors while minimizing the potential for "false alarms". Tolerance settings for inner and outer line widths are set globally or regionally as required for any conductor pattern.
Pattern Registration
The first step in a MIDAS inspection is a 3-point auto-registration procedure. This provides measurement and verification (and alarming) of overall pattern registration, and corrects for allowable X,Y, and rotational offsets from the golden template. The registration reference may be specified as a part edge, or a substrate fiducial.