Haptic technology tactual perception. The sense of touch may be classified as passive and active, and the term "haptic" is often associated with active touch to communicate or recognize objects. Haptic technology has made it possible to investigate how the human sense of touch works by allowing the creation of controlled haptic virtual objects. The word "haptic", from the ("haptikos"), means "pertaining to the sense of touch" and comes from the Greek verb ("haptesthai)", meaning "to contact" or "to touch". According to Robert Lee this sensation is also referred to as 3D touch One of the earliest applications of haptic technology was
The Five Senses (pair of paintings) Allegorical paintings representing the five senses as female nudes had become fashionable in the previous century, but Brueghel introduced the illustration of the theme by means of assemblages of works of art, musical instruments, scientific instruments and military equipment, accompanied by flowers, game and fish, which was widely adopted by Flemish artists. The two paintings were commissioned by the City of Antwerp to be presented to the archducal couple, and were executed by "twelve of the best masters of [the] city". They were paid for in October 1618. In 1619 they were in the audience chamber at Tervuren Castle. In