Born in 1926 at Saint-Brieuc. In 1945 he enrolled in the sculpture course at the École des Beaux-Arts, Rennes. In 1945 he collaborated with E. Sougez as a photographer for France-Illustration. In 1946-47 he did his first abstract photographs (Photographies hypnagogiques), which were shown in Paris in 1948. In 1950 he invented the concept of the "Ultra-lettre" and devoted himself to his lettres éclatées (shattered letters). In 1957 he exhibited his torn posters in Paris. In 1959 he exhibited at the Salon des Réalités Nouvelles and was represented at the first Paris Biennale. In 1960 he exhibited an illustration from the Encyclopédie Clartés at the Salon Comparaisons (he was known as "Raymond the Abstract") and travelled to Italy. In 1961 he was represented at the exhibition Bewogen Beweging, Stedelijk Museum, Amsterdam, also shown at Stockholm and Humblebaek, and at at The Art of Assemblage, Museum of Modern Art, New York, later shown at Dallas and San Francisco. He distanced himself from "Nouveau Réalisme" in 1963. In 1964 he was represented at the Venice Biennale. His torn posters were shown at the Galleria Apollinaire, Milan, in 1965. Between 1968 and 1971 he lived in Venice. He showed three very enlarged books of matches at the documenta "4" in Kassel. He returned to Paris in 1971.