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
Magnetic Resonance Imaging (MRI scan) was developed in the 1980's and has revolutionized our ability to see normal and abnormal spinal structures and help diagnose what causes back pain.he MRI scan is an imaging test that allows physicians to assess a patientâs spinal anatomy and investigate an anatomical cause of the patientâs back pain. The physician will correlate the findings on the MRI scan with the patientâs signs and symptoms of back pain in order to arrive at a clinical diagnosis.