. . . . . "FIGS. 6a and 6 b are a side and a front view for explaining a finder function of a see-through liquid crystal display part in the portable information communication terminal unit shown in FIG. 1a, in the camera mode shown in FIG. 5a; FIG. 7a to 7 c are front views illustrating the portable information communication terminal unit shown in FIG. 1a, in such a condition that it is used as a smart phon" . .