Provided is a heat collector comprising a linear tubular heat collector member defining an internal passage for conducting fluid; a base member provided with a front surface defining a trough-shaped recess partly surrounding the heat collector member; and a plate member fitted in the recess and provided with a reflective front surface. The memory device includes a plurality of memory cells, a plurality of word lines, and a plurality of bit lines. The intake passage extends a rearward from a cylinder head, and the cylinder head protrudes substantially upward from the crankcase. On the back side of the second color filter layer, a backlight is provided.