Natick, MA, April 17, 2003—Cognex Corporation (NASDAQ - CGNX), the world's leading supplier of machine vision systems, today announced the availability of the Cognex VisionGuideä, a free comprehensive machine vision reference and application guide. The CD includes application examples, an interactive tutorial on building vision applications, lighting and optics videos, and a utility program that helps determine the field of view and resolution requirements of vision applications. Factory automation professionals responsible for production efficiency and product quality will benefit from the VisionGuideä with information that is fundamental in making machine vision decisions.
Designed as an introduction to machine vision for manufacturing and production control engineers and managers, the content illustrates how to build vision applications that can accurately and reliably gauge, guide, identify, and inspect products in order to reduce scrap costs, inventory problems, and achieve a high level of product quality.
To request a free CD, please call 1-877-264-6391 or visit Cognex online at www.cognex.com/visionguide .Cognex Corporation designs, develops, manufactures, and markets machine vision systems, or computers that can "see."
Cognex is the world's leader in the machine vision industry, having shipped more than 175,000 vision systems, representing over $1.3 billion in cumulative revenue, since the company's founding in 1981. Cognex's Modular Vision Systems Division, headquartered in Natick, Massachusetts, specializes in machine vision systems which are used for automating the manufacture of a wide range of discrete items and for assuring their quality. Cognex's Surface Inspection Systems Division, headquartered in Alameda, California, specializes in machine vision systems which are used for inspecting the surfaces of products manufactured in a continuous fashion, such as metals, paper, plastics, and nonwovens.
In addition to its corporate headquarters in Natick, Massachusetts, Cognex also has regional offices located throughout North America, Japan, Europe, and Southeast Asia. Visit Cognex on-line at http://www.cognex.com .

