東正教教堂中,用以區隔內殿與中殿的屏障物,通常包含三道門,自十四世紀或十五世紀,開始在屏障上描繪聖像。Screens in Eastern Orthodox and Catholic churches that separate the sanctuary from the nave, usually pierced by three doors and, since the 14th or 15th century, covered with icons. The function of the iconostasis is modeled on the Temple in Jerusalem, where people other than the priests were separated from the holiest area.Schermen in oosters-orthodoxe kerken die het heiligdom van het schip scheiden, waar meestal drie deuren in zitten en die sinds de veertiende of vijftiende eeuw bedekt zijn met iconen.