apt

dpkg -l unity-lens-applications
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Nome           Versão      Arquitectura Descrição
+++-==============-============-============-=================================
ii  unity-lens-app 6.10.0daily1 amd64        Application lens for unity
vinicius@vinicius-VPCSE15FB:~$