Official abbreviation: M.f.u.Lt.
Instituted May 30th 1962 by King Frederik 9th.
Awarded to pilots and crew members who, over a longer period of time have been an excellent rolemodel for others, or for exceptional rescues of persons or materiel.
Other information: As of 2011 there are approximately 90 living recipients of the medal.
Unlike the other defense medals that get a silver or gold oak leaf device for subsequent awards, a clasp/bar is added with the insignia of the armed service branch of the recipient.