Since 1922, Hellma has been associated with exceptional quality and precision in manufacturing glass, quartz glass and crystal products for optical applications. Based on this competence, Hellma is offering services and products, assemblies and even complete solutions for optical applications.
Over 33 years of experience as the leading dewpoint measurement specialist, we opperate 3 manufacturing sites across Europe and 9 direct sales and service centers across the world. Our specialist field comprises the development, manufacture, sales and service of dewpoint technology, relative humidit more
The Endress+Hauser Group
Endress+Hauser is a global leader in the provision of measurement instrumentation, services and solutions for industrial process engineering.
With a wide range of sensors, instruments, systems and services, Endress+Hauser covers the areas of level, flow, pressure and more