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Robotics, sensors, & devices publications August 1, 1983

A Laser Scanner for Solder Joint Imaging

Abstract

This report gives a preliminary account of the construction of a low-cost laser system for providing data on defective solder joints on printed circuit boards. The system possesses high resolution, excellent signal-to-noise ratio, and a substantial depth of focus; the speed at which it produces data is limited only by the data rate of the computer input channel.

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