This model is specially developed for the measuring of the water concentration in honey. 

RHFN-30ATC is an upgraded version of RHF-30ATC with an additional features of BUILT-IN CALIBRATION KNOB, has much LIGHTER WEIGHT, and LONGER

Features: 
Adjustable manual focusing 
Manual calibration 
Soft rubber eye piece for comfortable viewing 
Automatic Temperature Compensation(ATC) 
Easy to use, focus and calibrate 
Accurate testing results 
Heavy-duty and lightweight with its aluminum construction 
Durable; approved by strict quality and safety standards 
Made with the highest and finest quality of aluminum & rubber that makes it lightweight 
Cushioned with soft & comfortable non-slip rubberized grip handle 

Specifications: 
Measuring Range: 10%-30%water

Resolution Factor: 0.1%water

Focus is adjustable and can be controlled manually. 

Size：30 * 40 * 160mm

Weight：275g

Comes with a non-roll stand With much lighter weight and longer.

Equipped with dual-scale measurement which provides direct reading.

High quality and accurate testing results are guaranteed.

Approved by strict quality and safety standards.

Durable, Heavy-duty and lightweight with its aluminum construction.

Made with the highest and finest quality of aluminum & rubber.

Cushioned with soft & comfortable non-slip rubber.

Set Includes: 
1 x Refractometer

1 x Pipette

1 x Screw Driver

1 x Cleaning Cloth

1 x English Instruction Manual