tongue

Definition: Part of the leader or starting length of film that is shaped to improve film-loading. Tongue in check In fact the tongue is a hang-over from the Leica which was and is still really the only camera to need one -- as a result of its load-through-the-bottom system, so highly thought of it was once upon a time imitated by Nikon ... which soon learnt why no-one else copied the idea.

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