Wilding is a representative of the Optical and Kinetic Art movements. Towards 1953 he started his 'Optical Interference' series in two dimensions. His analytical research aimed at identifying and isolating the elements he considered essential, especially the line, the white and the black as elementary or primary structures of every work of art. In 1960 he began his systematic two-and three-dimensional studies and the construction of 'interfering' objects, in which the superimposed networks of lines to produce effects of optical perturbation and even of vertigo.
His researches brought him in contact with the Parisian 'Groupe de recherches d'art visuel' in 1960, and by 1965 he was a member of the 'Nouvelles Tendances
Since, his work has been the subject of many international exhibitions including 'The Responsive Eye', Museum of Modern Art, New York, 'Kinetika', Museum des 20 Jarhunderts, Vienna, 1967, Galerie Denise René, Paris. In 1976 Wilding was given an individual exhibition at the Kunsthalle in Dusseldorf. In 1983 his work was included in the "L'ultima avanguardia" exhibition at the Palazzo Reale, Milan.
Recently Wilding has engaged in the construction of stereoscopic objects to be viewed through a glass of two colours, red and green.