Refractometer: +/-1° F, Auto, Analog, 0.01 RI/5°F, 32°F Auto Temp Compensation - Max

Analog handheld refractometers have a built-in magnifying glass for manually reading refraction on an integrated scale. Handheld meters are more portable than benchtop meters, so they can be taken to a test site and carried around a facility. They are also waterproof and durable for carrying in the field.