VST LAB Coffee/Espresso III Refractometer Features include:
- Improved precision +/- 0.01%, improved accuracy +/- 0.03% in coffee range, +/- 0.05% in espresso range
- Automatically averages multiple measurements and displays the resulting % TDS in 2-3 seconds
- Advanced optical engine with 1024 element detector array and sapphire optics
- Includes auto-ranging Coffee-Espresso % TDS Scale
- 24-character easy to read back-lit display
- Evaporation cover & ambient light shield
- Easy-clean stainless steel sample well
- Temperature stability function
- Smart Zero-Set Software
- Silicone armor jacket
- Five languages
