Laser Technology, Inc | 546 followers on LinkedIn. Shearography: Fast, Reliable Nondestructive Testing for Composites | Laser Technology, Inc. (LTI) Since 1978, LTI has led the world in shearography and holography NDT systems, instruments and training. We pioneered the first commercial shearography system in 1986, and today our laser-based solutions are trusted across aerospace, semiconductor, transportation and marine industries.