While Lenovo doesn't supply a driver for the display adapters, the chipset inside it (and as far as I can tell, all other USB 3.0 to DisplayPort devices) is provided by DisplayLink. You can install the generic DisplayLink adapter drivers directly from their website at: http://www.displaylink.com/support/index.php
Lenovo Smart Assistant and Storage Argentina Australia Austria Bangladesh Belarus Belgium Bolivia Brazil Bulgaria Canada Chile Colombia Costa Rica Croatia Cyprus Czech Republic Denmark Dominican Republic Ecuador Egypt El Salvador Estonia Finland France Greece Guatemala Honduras Hong Kong S.A.R. Of China Hungary India Indonesia Ireland Israel Italy Japan Latvia Lithuania Luxembourg. Lenovo B460e Lan Drivers For Mac Proxima Nova Soft Regular Font Mac OS X - Reinstalling Network Adapters This document details how to delete/reset network adapters in OS X. Note: You will need Administrative privileges on the computer to perform this action.
I installed the v2.2 drivers on my 10.9 MBP and the display immediately popped up on the attached monitor after the required reboot.
Driver For Lenovo
There are also installers for 10.4 - 10.5 and 10.6 - 10.9 in the same driver download.
Lenovo Drivers Support
-Tim