The DoD system applications of submillimeter and for infrared radiation are considered. The list of possible applications are reduced to, Target detection, range and direction; Obstacle avoidance; Fire control and Guidance; Countermeasures and intelligence; Communications; Fusing; Imaging; Radiation damage; and others, which are discussed in detail.
V. J. Corcoran,
"Overview Of DOD System Applications", Proc. SPIE 0105, Far Infrared/Submillimeter Wave: Technology/Applications, (26 August 1977); doi: 10.1117/12.955445; https://doi.org/10.1117/12.955445