Projection arrangement for a head-up display (HUD), at least comprising - a vehicle windshield , comprising an outer pane and an inner pane , which are bonded to one another via a thermoplastic intermediate layer , with an upper edge (O) and a lower edge (U) and an HUD region (B) which can be irradiated by a projector , wherein the vehicle windshield has an installation angle in the range from 55° to 75°, and wherein the outer pane and the inner pane have in each case a thickness of a maximum of 5 mm; and - a projector , which is aimed at the HUD region (B) and generates a virtual image, which an observer situated within an eyebox (E) can perceive, wherein - the windshield has an HUD reference point (G), at which a central beam (M) running between the projector and the center of the eyebox (E) strikes the inner pane , - the thickness of the thermoplastic intermediate layer in the vertical course between the upper edge (O) and the lower edge (U) is variable at least in sections with a wedge angle (α), wherein the wedge angle (α) is variable at least in the HUD region (B), - the windshield has a vertical radius of curvature (R), which is variable in the vertical course (V) between the upper edge (O) and the lower edge (U) through the HUD reference point (G), wherein the maximum of the vertical radius of curvature (R) is situated in the section (V') of the course (V) between the upper edge (O) of the windshield and the lower edge (BU) of the HUD region (B) above the HUD reference point (G), wherein the vertical radius of curvature (R) at the upper edge (BO) of the HUD region (B) is greater than at the lower edge (BU) of the HUD region (B) and decreases monotonically between the upper edge (BO) and the lower edge (BU). - a vehicle windshield , comprising an outer pane and an inner pane , which are bonded to one another via a thermoplastic intermediate layer , with an upper edge (O) and a lower edge (U) and an HUD region (B) which can be irradiated by a projector , wherein the vehicle windshield has an installation angle in the range from 55° to 75°, and wherein the outer pane and the inner pane have in each case a thickness of a maximum of 5 mm; and - a projector , which is aimed at the HUD region (B) and generates a virtual image, which an observer situated within an eyebox (E) can perceive, wherein - the windshield has an HUD reference point (G), at which a central beam (M) running between the projector and the center of the eyebox (E) strikes the inner pane , - the thickness of the thermoplastic intermediate layer in the vertical course between the upper edge (O) and the lower edge (U) is variable at least in sections with a wedge angle (α), wherein the wedge angle (α) is variable at least in the HUD region (B), - the windshield has a vertical radius of curvature (R), which is variable in the vertical course (V) between the upper edge (O) and the lower edge (U) through the HUD reference point (G), wherein the maximum of the vertical radius of curvature (R) is situated in the section (V') of the course (V) between the upper edge (O) of the windshield and the lower edge (BU) of the HUD region (B) above the HUD reference point (G), wherein the vertical radius of curvature (R) at the upper edge (BO) of the HUD region (B) is greater than at the lower edge (BU) of the HUD region (B) and decreases monotonically between the upper edge (BO) and the lower edge (BU). wherein the maximum of the vertical radius of curvature (R) is situated in the section (V') of the course (V) between the upper edge (O) of the windshield and the lower edge (BU) of the HUD region (B) above the HUD reference point (G), wherein the vertical radius of curvature (R) at the upper edge (BO) of the HUD region (B) is greater than at the lower edge (BU) of the HUD region (B) and decreases monotonically between the upper edge (BO) and the lower edge (BU). <EOS>