The blackmore lidar startup that aurora recently acquired was a spinout from an active sensing defense company. Additionally a lot of the precision guided munitions make heavy use of active sensing. For a lot of military applications they are fine with active sensing because there isn't a concern about people knowing where they are the concern is getting the job done and collecting as much data as possible.
https://news.crunchbase.com/news/lidar-startup-blackmore-rai...