We describe a new optical computer input device that is operated by stroking with a bare or gloved hand in analogy to a trackball. The system is compact, rugged, and sealed for use in harsh environments. Novel algorithms process the motion data to provide robust operation and an intuitive response.

© 2004 Optical Society of America

PDF Article


You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.

Contact your librarian or system administrator
Login to access OSA Member Subscription