Imperial diptych Imperial diptych In Late Antiquity, an imperial diptych is a theoretical type of ivory diptych, made up of two leaves of five panels each and each with a central panel representing the emperor or empress. They are so-named in contrast to consular diptychs. They were produced as unique examples, whereas each consular diptych was produced in large numbers to offer to the emperor on certain occasions, principally a nobleman's entry to the consulship. No complete example of an imperial diptych survives and so their existence is contested. The ivories specialist R. Delbrück has theorised that the 19 surviving fragments of
Beaune Altarpiece hushed serenity of Rogier's composition," according to Lane, and in a mirror image of van der Weyden's altarpiece, Memling shows the saved outweighing the damned in St Michael's scales. Beaune Altarpiece The Beaune Altarpiece (c. 1445–50), often called The Last Judgement, is a large polyptych altarpiece by the Early Netherlandish artist Rogier van der Weyden. It was painted in oil on oak panels, with parts later transferred to canvas. It consists of fifteen paintings on nine panels; six are painted on both sides. It retains some of its original frames. Six outer panels (or shutters) are hinged; when folded they