Definition of Surveillance: 1) close observation of a person or group, especially one under suspicion. 2) the act of observing or the condition of being observed. 3} constant observation of a place or process. 4) supervision or inspection.
LTI laser sensors can detect something that crosses their path at great distances, triggering surveillance cameras or alarms. LTI’s support for a wide variety of standard output formats ensures compatibility with existing systems.