Whitepaper

Optical Metrology Basics: Spectral Sensors

03.07.2009 - A spectral sensor is a miniaturized spectrometer equipped with a detector array. The spectrometer spreads the incoming bunch of rays according to wavelengths, and the detector...

Image Processing Basics: Shape Detection

03.07.2009 - Human visual perception is excellent in detecting shapes of objects. Even small children will easily differentiate between circles, squares or triangles when wooden toys or sweets...

Image Processing Basics: Edge Detection

03.07.2009 - Extracting quantitative features of objects from a scene is one of the major tasks in industrial image processing: the diameter and the position of a hole are typical examples...

Optical Metrology Basics: Telecentric Lenses

03.07.2009 - Conventional lenses for industrial image processing are "entocentric" with image formation in central projection. This perspective often is quite a nuisance for metrology...

Yes, We Can

03.07.2009 - Despite some warning clouds on the horizon, long-term prospects for machine vision sales in North America remain positive. The short-term outlook is not quite as rosy however. In...

A Technology Together with a Dream

03.07.2009 - There was a legend in the ancient orient that someone might obtain the insight by hard anneal and self-cultivation, and the Bible also described that our human ancestors had...

Asian Sun Rising

03.07.2009 - The Japan Industrial Imaging Association (JIIA), supported by JIIA member companies as well as other non-member companies, collects market statistic data mainly for the Japanese...

From Analog to Digital

03.07.2009 - Analog cameras dominated the early years of machine vision systems, offering adequate performance, a simple interface, and a moderate price. Technology advances, however, are now...