1. A device for obtaining images, said device comprising: an imaging subsystem comprising an image sensor array and an imaging assembly operative for focusing an image onto said image sensor array; a housing incorporating said imaging subsystem; wherein said device is configured to acquire a first plurality of images based on a first control parameter in which said first control parameter for a subsequent image of said first plurality of images is adjusted based on a prior image of said first plurality of images, configured to acquire a second plurality of images based on a second control parameter different from said first control parameter in which said second control parameter for a subsequent image of said second plurality of images is adjusted based on a prior image of said second plurality of images, and configured to acquire said first adjusted plurality of images interspersed with said second differently adjusted plurality of images.