Lithophane exceptional beauty of German porcelain factory K.P.M. the mid-nineteenth century. Size 16 x 13.5 x 9 cm. trapeze. Lithophanes became particularly popular in the middle of the nineteenth century by companies such as Wedgwood in England, Meissen in Dresden, p.p.m. Belleek in Prussia and in Ireland. A litofanía is a thin ceramic plate having a relief of a thickness ranging from 1.5 to 5 mm, and having a barely visible reason respect to it, but with a candle or oil lamp gives a three dimensional image in full view. Consists of very fine porcelain is baked in double firing at high temperatures. (1250 BC) Some were placed on metal supports with a candle behind them and used as bedside lamp or hung in front of a window.