POINTE D'ECRITURE POUR EFFECTUER DES TRACES DE DIFFERENTES LARGEURS ET INSTRUMENT D'ECRITURE COMPRENANT UNE TELLE POINTE

A capillary writing tip that includes a body extending from a base along a central axis (Z) to a peak, the body having a main face with a maximum dimension (L) measured transversally with respect to the central axis and delimited by a main base edge adjacent to the base, as well as by a first and a second substantially straight peak edge, which meet at the peak and are of respective lengths (l) less than the maximum length. The body also has a first secondary face delimited by, among other things, the first peak edge; a second secondary face delimited by, among other things, the second peak edge; the first and second secondary faces presenting a substantially straight common edge extending from the peak to a lower end adjacent to the base, the common edge having a length (m) which is different from the maximum width (L) and from the length (l) of the first and second peak edges.