Iluminure from the Hunayn ibn-Ishaq al-‘Ibadi manuscript of the Isagoge. Via Wikimedia. Arabic translation of Euclid’s Elements, 1270, by Ishaq Ibn Hunayn, a translator like his father before him. Google Arts and Culture. Via Wikimedia. Diagram of the eye by Hunayn ibn Ishaq. Cheshm manuscript, c. AD 1200. Cairo National Library. Via Wikimedia.   Hunayn…