Rokeby Venus been cited as sources of inspiration for Velázquez. The nude Venuses of the Italian painters, such as Giorgione's "Sleeping Venus" (c. 1510) and Titian's "Venus of Urbino" (1538), were the main precedents. In this work, Velázquez combined two established poses for Venus: recumbent on a couch or a bed, and gazing at a mirror. She is often described as looking at herself on the mirror, although this is physically impossible since viewers can see her face reflected in their direction. This phenomenon is known as the Venus effect. In a number of ways the painting represents a pictorial departure, through
Sleeping Venus (Giorgione) engravings of Giovanni Battista Palumba. Although prints had contained many more nude female figures, the two famous paintings of Botticelli, the "Birth of Venus" and the "Primavera", are the closest precedents in painting. The contemplative attitude toward nature and beauty of the figure is typical of Giorgione. The composition of this painting was highly influential, despite very public display of such images often being restricted for some centuries. The influence of this painting or paintings it influenced can be traced in a number of later reclining nudes such as the "Pardo Venus" and "Venus of Urbino" of Titian, the "Rokeby