Reference Documents For OPTi® Digital Handheld Refractometer

On this page you will find the latest and archived documents for OPTi® Digital Handheld Refractometers including user guides, quick start guides and more. The OPTi® Digital Handheld Refractometer from Bellingam + Stanley is a completely portable and accurate refractometer used across many different applications ranging from brewing to veterinary work. To learn more please visit the OPTi® product page.

Reference Documents For OPTi Digital Handheld Refractometer

On this page you will find the latest and archived documents for OPTi Digital Handheld Refractometers including user guides, quick start guides and more.

OPTi® User Guide

Download OPTi User Guide (English)

Download OPTi User Guide (German)

Download OPTi User Guide (French)

Download OPTi User Guide (Italian)

Download OPTi User Guide (Spanish)

Download OPTi User Guide (Portuguese)

OPTi® Quick Start Guide

Download OPTi Quick Start Guide (multi-language)

OPTi® Scale list

The OPTi contains an onboard library of 50 common scales for you to choose from.
Download the scale list here.

Watch the "How to..." video

Learn how to change scales, temperature display, calibrate/Zero, and add a Read delay.