ATAGO CO.,LTD digital and optical Refractometers from Japan. A wide range of premium quality Refractometers with specific scales to measure almost any aqueous solution. 


Our handheld instruments no longer include a printed User Manual.

Instead, we have printed a QR Code on the body of the instrument; you can use the QR Code to access the Video Manual.

PDF copies of the User Manuals are available for Registered Instruments.

Registrations can be made here: Warranty Registration| ATAGO CO.,LTD.


Free Extended Warranty up to 2 years!

All instruments are covered by a ONE-YEAR Manufacturer's Warranty.

But if that product is registered within 30 days of purchase, the warranty is extended to 2 years