THE ELABORATE ECCLESIASTICAL VESTMENT OF COPTIC BISHOPS
This photograph, believed to be by Hassan Ammar/AP, shows the elaborate ecclesiastical vestment of a Coptic Orthodox bishop at officiation.
If you want to know more about Coptic clergy ecclesiastical vestments, go here to Alfred Joshua Butler, Ancient Coptic churches of Egypt (Oxford, 1884), Volume 2, pp. 97-238. It is still the best on this matter.