1. 8 mm diameter measurement, 10 ° Angle, observer can meet most of the industry customer requirements 2. Combination of full-spectrum LED light source, plane grating and true color capacitive touch screen, with a high starting point; 3. Silicon photodiode array (24 groups in double columns), display precision 0.1, good repeatability; 4. The light source life is more than 3 million measurements in 5 years, and the lithium battery takes 6,000 measurements within 8 hours, which can be recharged repeatedly and has a long battery life; 5. Quick data search, analysis and comparison with 500 data storage samples and 10,000 samples., Manufacturer: SOYWIM