The original PC-Trac is re-born again as the L-Trac high performance laser optical trackball. Utilizing the latest in laser navigation technology, the L-Trac has selectable resolutions of 400, 800 and 1600 CPI, which are "button selectable"
WP-012-BK-E JOY Vertical Ergonomic Optical Mouse combines break-through comfort with a host of productivity enhancing features unlike any mouse on the market today.
1000 DPI optical resolution USB 2.0 - cable length 54 The Goldtouch Ergonomic Mouse supports Windows PC MAC various flavors of LINUX and UNIX without requiring 3rd party drivers.
Ergoguys My Lil' - Mouse - optical - wired - USB - green
Newtral Medium - Mouse - ergonomic - laser - 6 buttons - wireless - 2.4 GHz - black, silver
Comfi Ergonomic USB Mouse White. Mouse Ergonomically Designed To Fit Right-Handed Users. Features Include 5 Programmable Buttons, 1000 Dpi Movement Resolution, USB Interface. Works With Windows & Linux Os
The only Ergonomically Functional Neutral mouse that does not require to be gripped and untwists the wrist. It is a 3-Button, scroll wheel mouse, USB "plug-n-play" so no software is usually required for basic operation.