With free-form lenses (also called digital high-definition lenses), the fabrication of the lenses from wearer's eyeglass prescription is optimized with computer-controlled surfacing equipment that is much more precise than conventional tools.
Medical Imaging began with radiography after the discovery of x-rays in 1895 by Wilhelm Roentgen, rÃ¶ntgen A german professor of. physics
Posted: 03/18/2010 5:12 am EDT Updated: 05/25/2011 2:40 pm EDT. Diagnostic imaging represents one of the greatest leaps forward in medical innovation. With the advent of CT and MRI scans, physicians became able to move beyond the mere X-Ray and could visualize soft tissue, revolutionizing the practice of medicine.