13 December 2001




At Work Computers and Arc Second introduce PocketCAD PRO on rugged color Ranger handheld

Combination extends CAD capability into extreme environments

CORVALLIS, Oregon and DULLES, Virginia -- December 11, 2001 -- At Work Computers, a leading provider of ruggedized mobile computing solutions, and Arc Second, Inc., the leading provider of mobile CAD software solutions, today announced the availability of PocketCAD PRO 4.0 for the Ranger Series ruggedized handheld computers. This combination extends the capability to create, view and edit design drawings into harsh outdoor and industrial environments.

�With PocketCAD on the Ranger, users can have fully functional CAD even in the most extreme conditions,� said Arc Second�s president, Edward Barrientos. �It has been our mission to extend CAD capabilities from the desktop into the field or onto the manufacturing floor. PocketCAD on the Ranger helps us meet that goal.�

The Ranger 200C, from At Work Computers, is the first ultra-rugged-class handheld device to feature the same high-performance Reflective Color TFT display technology found in popular consumer-grade handheld devices, making it a perfect fit for Arc Second�s comprehensive mobile CAD application. PocketCAD Pro, which reads DWG, DXF and DGN files, is the only fully functional CAD software for Windows�-powered mobile devices like the Ranger Series.

�Our business is based on getting users closer to their data in outdoor and industrial environments,� said Dennis York, division manager of At Work Computers. �PocketCAD is an ideal choice for our users who work with CAD design data, because errors can be caught at the source and then verified and corrected before returning to the office.�

PocketCAD is available through a network of dealers or it can be downloaded from The Ranger Series handheld computers are sold through OEMs and VARs worldwide.

About At Work Computers

At Work Computers, a division of Tripod Data Systems (a Trimble company), was founded in 1998 to provide advanced rugged handheld computers featuring Microsoft�s Windows CE operating system. AWC is staffed by some of the country�s top mechanical, electrical and system software engineers, who have years of experience in Hewlett-Packard�s calculator/palmtop and laptop divisions. For more information about At Work Computers, go to

About Arc Second

Arc Second develops, manufactures, and markets 3D-Intelligence� (3Di) measurement and tracking products and mobile CAD software solutions. Arc Second markets its products to the construction, architecture, manufacturing, product design, forensics, aerospace, virtual reality and movie special effects sectors. Founded in 1990, Arc Second is a privately held company located in Dulles, Virginia in the heart of the Northern Virginia technology corridor. For more information about Arc Second, go to

Contact Information:
Julia Oliver
Sanda Communications

Roy Scribner
At Work Computers
541.752.9000 ext. 308