In 1978 , the Brazilian Navy became the first foreign operator of the Lynx helicopter , having taken delivery of its first of a batch of five that year . During the 1990s , the fleet was more than doubled by the acquisition of a further batch of nine . During overseas deployments for multinational training exercises and United Nations operations , the Lynx has been described as " eyes and the ears of the fleet " . In 2009 , Brazil deployed several Lynx in an effort to locate the missing Air France Flight 447 . In 2014 , a mid-life upgrade process was agreed for Brazil 's Lynx fleet , they shall receive LHTEC CTS800-4N engines , new avionics , satellite navigation systems , countermeasures , and night vision-compatible cockpit displays
Air France Flight 447
Air France Flight 447
Westland Lynx