? Supply stone mirror gloss detector offer. DR60A stone gloss tester, measuring the brightness of the instrument stone, stone photometer,? Portable stone surface gloss-polished instrument, refurbished detector, etc.! Year warranty and lifetime maintenance, 7 days replacement 18028436682 Miss Li DR60A stone gloss meter is in accordance with international standards ISO2813, foreign standards ASTMD523, DIN67530 and national standard GB9754, GB9966, GB / T13891 design and production, the technology met JJG696 -2002 "specular gloss and gloss meter board" identification procedures required machine-level work. Mainly used for: 1. automobiles, home appliances, musical instruments, furniture and other industries: paint, paint surface gloss measurement. 2. The construction, decoration and other industries: flooring, marble, granite, tile, ceramic surface gloss measurement. 3. Printing and packaging industries: ink, paper surface gloss measurement. 4. Other industries need to measure the surface gloss. Product Features: 1. Small size, light weight, true portability machine. 2. saving, worry, efficient, two AAA batteries can last nearly 60 hours measuring nearly ten thousand data. 3. High stability, automatic calibration, no manual adjustment. 4.LED long life light source. Technical parameters: 1. Gloss parameters (gloss units GS) Measuring range resolution indication error stable value 0 ~ 199.9 0.1 <1.2 ± 0.4 2. Projection angle: 60 ° 3. Operating voltage: two on the 7th battery (AA) that can. 4. Measure the window size: 14 × 28mm 5. Host size: 110 × 38 × 70mm (length × width × height) 6. Instrument Weight: 300g factory list: 1, instrument case 2, the host of a 3, a 4 standard board The instrument using a manual 5, certificate of a 6, a cleaning cloth