1. A system, comprising: a laser range finding attachment (LRFA) comprising: an emitter and a receiver situated within a housing, the emitter and receiver configured to emit and receive, respectively, laser radiation and reflected laser radiation; and a data connector situated on the housing; and a mobile computing device (MCD) configured to engage with the housing of the LRFA to couple the MCD and the LRFA, wherein the MCD is configured to provide at least viewfinder functionality on a graphical user interface to permit targeting of an object with the emitted laser radiation.