Thu, 02/19/2015 - 11:42
There are several methods for inspecting laser-drilled and electrical discharge machined cooling holes on aircraft engine turbine blades, vanes, nozzles, heat shields, and other similar parts. These holes are essential features of the cooling…
Mon, 02/15/2010 - 05:30
Optical comparators, also referred to as profile projectors and contour projectors, were first introduced in the 1940s and they are still widely used today in a broad range of industries to verify that manufactured parts are within tolerance. These…
Fri, 09/04/2009 - 16:04
Recent advances in machine vision technologies and motion control present tremendous opportunities for automated optical inspection (AOI) systems. Thanks to recent developments in these fundamental building block technologies, today’s AOI…