OPTRION is a SME specialized in optical metrology and non-destructive testing of hybrid and composite material structures. OPTRION provides services and a range of product called DeFinder: - DeFinder_ST: NDT system combining shearography and thermography - DeFinder_S: shearography NDT system NDT systems developed by Optrion are compact and lightweight so they can be easily mounted on a robot arm for on-line quality control or used as a portable device for on-site measurements.