The VST LAB Coffee III Refractometer is the original scientific instrument that revolutionized how the coffee world measures, understands, and repeats brew quality. Built specifically for coffee and espresso, it brings precision and repeatability to what was once a guessing game. 

The VST Precision Filter Basket is the industry standard for uniform espresso extractions. Engineered with unmatched precision and quality control, it delivers consistent performance across all doses and brew styles. Chosen by world champions and top cafés, it ensures reliability, authenticity, and the ultimate cup every time.