The present invention is to provide an image device. The image device includes a plurality of sections. Each section includes a first pixel group, a second pixel group, a third pixel group and a fourth pixel group. The first pixel group comprises at least one first color dot and a second color dot or a fourth color dot, the second pixel group comprises at least one third color dot and the second color dot, the third pixel group comprises at least one fourth color dot and the second color dot, the fourth pixel group comprises at least one fifth color dot or at least one second color dot. Any four adjacent the first pixel group, the second pixel group, the third pixel group and the fourth pixel group arranged in a 2×2 matrix reach a white balance.