A refractometer is a great way to measure your sugars during the brewing process. Refractometers are easy to use, require only a few drops to run the test and are much more robust than a fragile hydrometer.
MoreBeer! offers both a standard refractometer (analog) and a digital refractometer.
Learn About Brewing With a Hydrometer:
Depending on which stage you are at in the beer making process, there are a few tips and tricks to getting accurate results using a refractometer when brewing.
MoreBeer!'s Using a Refractometer During Brewing instructional video will make sure you understand how to best use your refractometer during beer making!