The invention relates to a radiation protection screen having two main sides. According to the invention, the radiation protection screen includes a framework which stiffens the screens and on either sides holds a pane; one of the panels being radioprotective. The invention further relates to a system including at least two screens which are or can be joined together.L'invention concerne un paravent de radioprotection (1) comprenant deux faces principales (2, 3). Selon l'invention, le paravent de radioprotection (1) comprend une ossature (4) qui le rigidifie et qui porte de chaque côté un pan (5, 6), l'un (5) des pans (5, 6) étant radioprotecteur. L'invention concerne en outre un système comprenant deux au moins deux paravents (1) accouplés ou susceptibles d'être accouplés ensemble.