Windscreen for a vehicle

The front and/or rear window panel has in the installed state a section (18a) for through-vision in a predominantly horizontal direction. In addition, a roof window section (18b) for through-vision in a predominantly vertical position is connected to the first window section. The window section and/or the roof window section has a convex form in cross section. The secants at the transition between the two window sections includes an angle of between 90 and 150 degrees. An Independent claim is included for a motor vehicle with front and/or window panel.