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Polytec was founded in 1967 to distribute commercial laser technology to industrial and research markets. Building on the company’s early success, Polytec began to develop and manufacture and then manufactured, innovative laser-based test and measurement instruments in the 1970’s. These products have become known around the world as the gold standard in non-contact, laser-based measurement of vibration, speed and length. Advanced product development remains a core strategic activity at Polytec with new electro-optical systems being designed for analytical process measurement, noise analysis, and factory automation.
Polytec develops state-of-the-art laser-Doppler vibrometers and velocimeters designed to solve our customers’ difficult manufacturing, development and research challenges. Polytec vibration analysis systems, length and speed sensors for production processes or optical surface profiling systems support high-quality research, development and manufacturing processes worldwide.
Polytec also distributes, markets, sells and services sophisticated opto-electronic systems and components in select European countries. Besides, Polytec provides analytical measuring systems as an over-all solution for diverse applications in R&D laboratories, for process control and monitoring in industrial facilities.

Mechanikus Gottlieb KERN founded his company in 1844 and manufactured the most accurate balances of its time. His business became the core cell of the internationally famous, southern German precision balance manufacturing.
175 years of experience and the devotion to quality has enabled us to become specialists in the weighing field with the KERN brand standing for precision and reliability. We are an independent, medium sized family business, in its 8th generation, registered in southern Germany.
KERN is DIN ISO 9001:2008 accredited and globally active.
Working with KERN is easy, and our commitment to satisfy our customers never stops. Perhaps this is why our roots can be traced so far back in history.
Discover the KERN route to success: fast – competent – reliable – versatile!