Metrology Features

Quality Digest's picture
Quality Digest
By adding a laser probe to a coordinate measuring machine (CMM), Sonaca, a large Belgian aerospace-structures supplier, has greatly increased the completeness of its inspections, obtaining full...
Anonymous's picture
Pressure decay has been the most widely used method of leak testing in manufacturing production lines for decades. The process is uncomplicated, inexpensive and easily automated. Air is simply...
Bill Chambers's picture
Bill Chambers
So you have a great product, and there’s a great demand for it. You’ve addressed how to quickly produce it, and now you need to ensure the quality—fast. You can’t afford...
Claes Nylander's picture
Claes Nylander
Leak testing is an essential element in product quality testing for a wide range of industries. From the automotive industry to heating, ventilation and air conditioning manufacturing, countless...
Rick Hudgell's picture
Rick Hudgell
As industry standards increase, so too does the demand for flexibility in specialized gaging procedures. Because there’s no room for error, choosing the right contact point or styli is...
Anonymous's picture
Michael Metzger and Jim O'Brien
Many customers come to Hobson & Motzer seeking a solution for what others have claimed is impossible. Established in 1912 and based in Durham, Connecticut, Hobson & Motzer engineers...
Quality Digest's picture
Quality Digest
Shortwave infrared (SWIR) imaging is quietly earning a growing place in industrial machine vision for quality inspection. SWIR imagers, sometimes also referred to as NIR imagers, can see objects and...
Anonymous's picture
Keith Bennett and Howard Zion
Test and measurement equipment (T&ME) must be periodically calibrated to ensure it’s operating within its specified parameters. Of course, the uncertainty of the system used to calibrate the...
Gary Card's picture
Gary Card
How many dimensional data points are enough to accurately describe a part feature? The key to answering this question is understanding the stability of the manufacturing process. In general...
Gary Card's picture
Gary Card
Coordinate measuring machines gather data by means of a probe or sensor. Conventional CMMs equipped with touch-trigger probes can use a stitch-scanning method to record point streams from...