VITULON. Witelo the Polish physicist was born c. 1230; the date of his death is unknown. His most important work is a treatise based on optics, Perspectiva, written between 1270 and 1278, incorporating the work of the Arab physicist ibn al-Haitham, Kitab al-manazir or The Book of the Telescope. The work contains chapters on experiments with concave mirrors. Witelo also wrote a philosophical treatise, De natura daemonorum or On the Nature of Demons, and a religious treatise, De primaria causae poenitentiae or On the Primary Cause of Penitence.

The magic mirror reminds Cambyuskan's courtiers of the works of Alocen, Vitulon, and Aristotle dealing with unusual mirrors, SqT 232-235. [Alocen: Aristotile]

Vitulon, the ME variant of the Latin genitive case Vitellonis, appears in final rhyming position, SqT 232.