Vion Hygrometer / Thermometer
Typical for precision mechanical instruments from Vion instruments are the red-blue pointer and the red-blue lettering, which enable fast reading even over long distances such as darkness. The Danish manufacturer Delite gives 3 years warranty on all Vion devices!
Precision mechanical instruments of the Vion instruments series 80 have an inner diameter of 80 mm and an outer diameter of 97 mm. VION products are Made in Europe! The assembly takes place in Denmark on the basis of supplies from France and Germany.