1. An imaging system comprising: a first image sensor array; a first optical system configured to project a first image on the first image sensor array, the first optical system having a first zoom level; a second image sensor array; a second optical system configured to project a second image on the second image sensor array, the second optical system having a second zoom level; wherein the second image sensor array and the second optical system are pointed in the same direction as the first image sensor array and the first optical system; wherein the second zoom level is greater than the first zoom level such that the second image projected onto the second image sensor array is a zoomed in portion of the first image projected on the first image sensor array; and wherein the first image sensor array includes at least four megapixels; and wherein the second image sensor array includes one-half or less than the number of pixels in the first image sensor array.