1. An imaging system comprising: a first camera having a first field of view and a first level of magnification, and configured to produce a first image; a second camera aligned with the first camera and having a second field of view, different from the first field of view, and a second level of magnification, different from the first level of magnification, and configured to produce a second image; a processor coupled to the first and second cameras and configured to digitally process the first and second images to produce a composite image having a variable lateral magnification, wherein the variable lateral magnification includes a gradient magnification across the composite image and between the first level of magnification and the second level of magnification; and a display coupled to the processor and configured to display the composite image having the variable lateral magnification.