Internal LED illumination with momentary switch or with flashlight
Measurement Range: 1.30-1.81nD
Accuracy: 0.01nD
Scale Division: 0.01nD
Range of Application: Laboratory, Gemology
Size: 30*70*130mm
Weight: 0.5kg
Filter: Polarizing filter
Power source: 1pcs AA alkaline batter
 
Item No: DK91006-100 Gem Refractometer
The GemTrue Refractometer is an important instrument which measures the refractive indices of stones. It has a pull out eyepiece and a high quality lens that gives clear focus and reading. Provides readings from 1.31 to 1.81. Supplied with polarizing filter, monochromatic filter, light source and 1.80RI liquid.
 
Gemmological Instrument
At GemTrue we take great care in making sure we are familiar with all the requirements that gemmologists want and need in their equipment. We supply a large range of high quality, functional and affordable gemmological equipment.