Abstract: A early detection device to diagnose scoliosis in adolescents without exposure to harmful x-rays provides a portable, accurate and inexpensive hand-held diagnostic tool to determine deviations from the Cobb Angle in the spine, the detection device connecting to a receiver unit to receive data obtained from the detection device completing the diagnostic testing for visual review and diagnosis on the receiver unit. It is also provided in alternative embodiment to test the integrity of structural components in various industries, including surface irregularities and defects and cracks in beams and wall, pipes or beams.