Mirror armour

In Europe, they were known as kardiophylax (Greek) or apezak (Armenian) and were popular with various Bronze Age civilizations, as well as the Central Asian tribes such as the Saka and Yuezhi, and also among the Sasanians.

There were two alternative constructions of mirror cuirass: Early types of this armour were known among the Celtiberians,[1] by the Romans, in the Middle East, Central Asia, India, Russia, Siberia (where it was worn by Siberian natives before the Russian conquest), Mongolia, Indochina and China (including Tibet too).

According to Bobrov,[2] round metal mirrors worn by Mongolian warriors as armour reinforcement are shown in Persian miniatures of 13c.

Many modern army ballistic vests resemble the "Chahar-Aine" layout with basic soft anti-fragmentation armour (analogue of chain mail) covering a large area, and two, four or even more bulletproof plates ("mirrors") worn above it, thus combining weight saving and freedom of movement with high level of protection of vital areas.

Каждую половину составляли: средняя доска, или круг, боковые дощечки, верхние (над кругом), или ожерелье, и обруч – часть, обхватывающая шею; у передней половины были еще нарамки – плечевые скрепления, а у задней – наплечкиMirror armours: Brigandines reinforced by mirror plates: Compare analogues which are not mirror armours, but have the same construction:

Classic Indian char-aina, also chahar-aina or chahar-ai-ne (the four mirrors), Persian (چهارآينه), shown with kulah khud helmet and madu shield, Mumtaz Mahal Museum, Red Fort, Delhi India.
Early 16th century Ottoman mirror armour (krug), a distinctively Ottoman protection consisting of large round steel plates in the front and back connected by mail.