How do i contact diasend support? [email protected]. +46 31 762 08 88. Language: German, English. Switzerland. [email protected]. +46 31 762 08 88. Language: German, French, Italian, English. Belgium. [email protected]. Why choose diasource? DIAsource is now also promoting TestLine Diagnostics branded ELISA and Immunoblot products in the field of Autoimmunity and Virology and is active in the Life Science market with the BioVendor ELISA RUO products. For many years now, DIAsource is also a recognized supplier of high quality and unique Antibodies dedicated to the IVD manufacturers.Why dias infrared gmbh? Based in Dresden, DIAS Infrared GmbH develops and manufactures high-quality infrared cameras, infrared line cameras, pyrometers, black bodies and infrared detectors for industrial temperature measurements. The self-developed software for the display and processing of measurement data is included in the scope of delivery.