Hansen & Rosenthal (H&R) GmbH & Co. KG

Founded in 1969 Omega Optical has built its technical reputation on defining the state-of-the-art for optical interference filter performance, designing and manufacturing a wide variety of custom and stock filters for scientists and industry worldwid

For more then twenty years, VISAM is your qualified partner in all matters of industrial automation. Our core competence is the development and distribution of hard- and softwaresolutions for processcontrol and processautomation.