interactive, stereo and mono, visual display system comprising visual displays which can interface with a computer and accept input from the computer platform either directly or through an interface system

headtracking, interactive, stereo and mono, audio and visual display system comprising two headphones and dual visual displays which can interface with a computer and accept input from the computer platform either directly or through an interface system

Eyewear; Eyewear accessories, namely, straps, neck cords and head straps which restrain eyewear from movement on a wearer