. . . . "FIGS. 6a and 6 b is a plan view of a blue light emitting diode according to the second embodiment of the present invention and a sectional view taken along line 3A-3A in FIG. 6a, respectively. [0030]FIG. 7 is a plan view of a blue light emitting diode according to the third embodiment of the present invention. [0031]FIG. 8 is a plan view showing a modification to the third embodiment of the presen" .