Diagnostech life support unitCanonLegendsInfinities Sources Star Wars Costumes: The Original TrilogyStar Wars: Rogue One: The Ultimate Visual GuideStar Wars Helmet Collection 71Star Wars Helmet Collection 71Star Wars Helmet Collection 79Rebel Starfighters Owners' Workshop ManualAppearancesRogue One: A Star Wars Story (Unknown)Unknown UnknownNoneStar Wars: Episode IV A New Hope (First appearance) (Unknown)Unknown UnknownNone"The Weapon of a Jedi, Part 1" — Star Wars - Magazine 19 (Unknown)Unknown UnknownNoneStar Wars: Episode V The Empire Strikes Back (Unknown)Unknown UnknownNoneStar Wars: Episode VI Return of the Jedi (Unknown)Unknown UnknownNone