
★RI=1.30-2.99
★Doesn't require the use of contact fluid,no pollution,no harmful to operator and sample
★Dual-testing function:gem RI and reflectivity
★Stable results without environmental impact
★Error≦±0.008
Package: bandbox packing
NEW PRODUCTS
Burs and Drills
Cleaner
Casting Equipment and Supplies
Engraving
Polishing & Abrasive
Finishing
Measuring & Detector
Plating
Pliers and Cutters
Pearl Drilling Machine
Tweezer
Magnifying and Optical
Metal Forming and Stamping
Jewelry Making Tools
Soldering and Welding
Saw Bow and Saw Blades
Jewelry Box
Necklace
Earrings
Ring