Expanding the Telos Series The Pulsar Telos XG50 thermal imaging monocular adds to the Telos series and expands Pulsar’s offering of fully upgradeable devices. With a highly sensitive 640×480, 12 µm, <40 mK NETD European-made Lynred thermal sensor, the Telos XG50 achieves outstanding levels of thermal sensitivity, provides a 2300 m detection range, and ensures nothing remains unseen, day or night, rain or shine.