Shining sun Vision Portable Handheld Auto Refractometer With Stand Connection wire & Manual VS-800B Digital Handheld Refractometer

Shining Sun Vision is the Inia's first vision screener provider on Artificial Intelligence. Specification: Shining Sun Vision combines infrared photorefraction with the deep learning algorithm of Al. That makes the most accurate handheld vision screener on the planet. Twice as precise when compared to other handheld vision screeners and as reliable as large desktop devices. Powerful.