1. A device for acquiring color images using a color filter array, wherein the color filter array includes red array elements, green array elements, and blue array elements, and wherein said red array elements and said green array elements occur in the color filter array more frequently than said blue array elements, wherein an arrangement of red, green, and blue array elements is periodic in at least one diagonal direction of the color filter array, wherein both the red array elements and green array elements occur approximately twice as frequently as the blue array elements.