Winged altarpiece Winged altarpiece A winged altarpiece (also "folding altar") or winged retable is a special form of altarpiece (reredos, occasionally retable), common in Central Europe, in which the fixed shrine or "corpus" can be enclosed by two (triptych), four (pentaptych) or more (polyptych) movable wings. The technical terms are derived from : "trís" or "triple"; πέντε: "pénte" or "five"; πολύς: "polýs" or "many"; and πτυχή: "ptychē" or "fold, layer". Because the winged altar can display different scenes on weekdays, Sundays or holidays, based on the motifs and type of decoration (painted panels or reliefs), it is also called a liturgical altar.
Diptych of Maarten van Nieuwenhove Diptych of Maarten van Nieuwenhove The Diptych of Maarten van Nieuwenhove is a 1487 painting by Hans Memling, showing on the left side the Virgin and Child, and on the right side Maarten van Nieuwenhove. It is now kept in the Old St. John's Hospital in Bruges. It is unsigned, but has invariably been attributed to Hans Memling since the middle of the 19th century. The painting is an early example of an Early Netherlandish devotional diptych, which still preserves the original frame and hinges. A new invention was showing the scene in a continuous room, instead of against a