The Lasany LI-R504 Touch Screen ABBE Digital Refractometer delivers laboratory-grade precision with an nD range of 1.30000–1.72000 and Brix measurement up to 100%—accurate to ±0.0002 nD. Engineered for durability and ease of use, it features a hard glass prism, intuitive colour touchscreen, 589 nm LED light source, and automatic temperature correction for reliable results across pharmaceuticals, food testing, chemical analysis, and industrial QC. With 8 built-in measurement methods, 500-set data storage, and RS232/USB connectivity, the LI-R504 is the smart digital refractometer for modern laboratories. ISO 9001:2015 certified. Contact Lasany International today to request a quote.