1. A PDA scanner comprising: a housing means, attached to a PDA, for visually targeting a subject to be scanned; a camera means, contained within the housing means, for electrically capturing an image of the subject to be scanned wherein the camera means comprises a camera and an image control means, in an optical path between the subject to be scanned and the camera;a light directing channel contained within the housing means between the camera means and the subject to be scanned, the light directing channel comprising an optical fiber.