Kern ORA 3AB Refractometer

The models of THE Kern ORA-AL series are universal, maintenance-free analogueue handheld refractometers. The handy and robust design enables a simple, efficient and durable use in everyday life. Manual conversion effort is avoided by several selectable scales, this excludes application errors. These scales are specially developed, precisely calculated and checked. They are also characterized by very thin and clear lines. The optical system and the prism cover are made of special materials, which enable a low-tolerance measurement. All models are equipped with an eyepiece with a simple and smooth adjustment possibility at different visual strengths.
The following models are particularly suitable for determining the sugar content of the stem wort in the unfermented state. With the scales SG word and degree Plato the value can be read directly and without conversion. In addition, the scales can be used to determine the alcoholic strength of clear spirits by volume and by mass. Main application areas: Alcohol production, beer brewer.

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