A method for screen printing using a screen, preferably a metal screen made by electroforming, having a pattern of openings separated by bridges and crossing points, and having a flat surface on the squeegee side, wherein on the printing side of the screen the screen has a 3-D structure comprising peaks (P) and valleys (V) formed by a difference in thickness between the bridges and crossing points. The use of the method in the production of RFID tags, solar panels, electronic printing boards. A 3-D printing screen, with an attached stencil with or without the negative of an image to be printed. A printing machine comprising: one or more 3-D printing screens, in combination with one or more reservoirs for ink and/or in combination with a roller or squeegee.