Kern Optics ORA 20BA Handheld Refractometer for Sugar (Brix 0-20%)

Measure sugar content with laboratory precision using the KERN ORA 20BA analog refractometer. With an accuracy of ±0.1 % Brix and automatic temperature compensation from 10 to 30 °C, this handheld instrument delivers reliable readings for food, beverage, and agricultural applications.

Overview

The ORA 20BA is a compact, battery-free refractometer that uses ambient light to determine sugar concentration in liquids. Its aluminum alloy body and diopter-adjustable eyepiece ensure durability and clear viewing in the field or lab.

What stands out

• Automatic temperature compensation (ATC) for consistent results without manual correction
• Wide measurement range of 0–20 % Brix with 0.1 % resolution
• No power source needed—operates with ambient light
• Includes storage box, calibration solution, pipette, screwdriver, and cleaning cloth

Technical details

• Measurement range: 0–20 % Brix
• Resolution: 0.1 % Brix
• Accuracy: ±0.1 % Brix
• Scale type: Brix (sugar)
• ATC temperature range: 10–30 °C
• Measurement principle: refraction of light
• Calibration method: manual with distilled water
• Body material: aluminum alloy
• Minimum sample volume: approx. 2–3 drops
• Operating temperature: 10–30 °C

Our verdict

The KERN ORA 20BA is a precise and practical tool for anyone needing quick sugar measurements. Its ATC feature and included accessories make it ready to use out of the box.