Kruss
A. Kruss Optronic GmbH is a German manufacturer and distributor of optical and electronic laboratory equipment as well as instruments for gemology.

Density Meters for Manual Sample Supply - Set 1 / Set 2 is the right decision for low sample volumes

Density meters for semi-automatic sample supply - Set 3 is high efficiency and special suitability for hazardous substances


M3000 Melting Point Meter for Semi-automatic Measurements provides fast and easy examination of powdery substances with a melting point up to 360 °C

M5000 Melting Point Meter for Automatic Measurements provides fast, easy and automatic examination of powdery substances with a melting point up to 400 °C


Compact and highly accurate digital refractometer for measuring refractive index and °Brix in liquids, ideal for food testing, quality control, and laboratory applications.

High-range digital hand refractometer designed for accurate measurement of refractive index and °Brix in high-concentration liquids, ideal for food, beverage, chemical, and industrial quality control applications.

Advanced digital refractometer for precise measurement of high Brix values up to 95%, featuring robust design and automatic temperature compensation for demanding laboratory and industrial applications.

P1000-LED is used by numerous companies and institutes for basic lab applications and training, for example the experiment on saccharose inversion.

