The utility model relates to a compound pattern light guide plate, including the income plain noodles that is used for receiving light 10, and go into the lower part face 20 and the orientation of 10 connections on the plain noodles lower part face 20 and being used for jet out light to plain noodles 30, its characterized in that, lower part bread is drawn together a plurality of first dots 210 and a plurality of second dots 220 and is formed the dot pattern, the diameter of second dot is less than the diameter of first dot. The utility model discloses can improve the formation of spot and can improve the focus and leak optical phenomena to have and to improve the inhomogeneous advantage of picture.