The group's principal activity is to design and market information display and image capture products and products utilizing its optical and related materials technology. The group operates through two segments: microvision and lumera. Microvision segment develops and commercializes scanned beam technology for information displays and image capture products. Lumera segment develops and commercialises organic non-linear optical materials that can be used to change the properties of light waves used to transmit information. The group markets the nomad(tm) augmented vision system, a see-through monochrome head-worn display product and flic(tm) laser bar code scanner, a hand-held scanner that uses proprietary scanning technology. Customers of the group include the United States government and commercial enterprises.