A device for screening a window of a vehicle, comprising: - a frame configured to be stably engaged with said vehicle, said frame comprising a first upright, and a second upright presenting a containment compartment; - a first rail disposed between said first and said second upright; - a retractable screen comprising a front edge free to slide on said first rail, and a rear edge attached to said second upright, said screen being configured for translating on said first rail for moving between a first non-operating configuration, wherein said screen is entirely positioned inside the containment compartment, and at least a second operating configuration, wherein said front edge is at said first upright and said screen is extended between said first and said second upright, said screen comprising an upper edge extending between said front edge and said second upright, characterised in that it further comprises: - a connecting rod hinged with a first end thereof to said front edge, and extending on said upper edge; - a bracket hinged to a second end of said connecting rod, said bracket being configured to translate, according to a direction transversal to said first rail and belonging to the plane defined by said frame, during the passage of said screen from said first non-operating configuration to said second operating configuration, said bracket being supported by said screen. - a frame configured to be stably engaged with said vehicle, said frame comprising a first upright, and a second upright presenting a containment compartment; - a first rail disposed between said first and said second upright; - a retractable screen comprising a front edge free to slide on said first rail, and a rear edge attached to said second upright, said screen being configured for translating on said first rail for moving between a first non-operating configuration, wherein said screen is entirely positioned inside the containment compartment, and at least a second operating configuration, wherein said front edge is at said first upright and said screen is extended between said first and said second upright, said screen comprising an upper edge extending between said front edge and said second upright, characterised in that it further comprises: - a connecting rod hinged with a first end thereof to said front edge, and extending on said upper edge; - a bracket hinged to a second end of said connecting rod, said bracket being configured to translate, according to a direction transversal to said first rail and belonging to the plane defined by said frame, during the passage of said screen from said first non-operating configuration to said second operating configuration, said bracket being supported by said screen. - a connecting rod hinged with a first end thereof to said front edge, and extending on said upper edge; - a bracket hinged to a second end of said connecting rod, said bracket being configured to translate, according to a direction transversal to said first rail and belonging to the plane defined by said frame, during the passage of said screen from said first non-operating configuration to said second operating configuration, said bracket being supported by said screen.