OpSens OPP series fiber optic pressure transducers are designed to provide accurate measurement in the most adverse conditions. Its small size and EMI/RFI/MRI immunity makes it the ideal sensor for harsh environments or sensitive applications. Shaping a new standard – An advanced FFR pressure guidewire with fiber optic sensing technology. The OPP-M200 are designed for pressure measurement. PyroScience GmbH is one of the world's leading manufacturers of optical pH, oxygen and temperature sensor technology for industrial and scientific applications, which is used in particular in the growth markets of environment, life science,.