In this paper, we propose a liquid crystal privacy display using a face tracking ray control system. The proposed system can prevent a visual hacking by providing the displayed information to a registered user only.
© 2019 The Author(s)
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