1.35-1.85 Jewelry Equipment Digital RI Refractive Index Flashlight Gem Refractometer
Professional Gemological Refractometer, Frosted Aluminum Alloy Table, Accuracy: ±0.003
Features
- Built-in Quasi-monochromatic LED Light Source
- Frosted aluminum alloy table, Corrosion Resistant, Easy to Clean
- Optical Design, Shadow Boundary Super Straight and Clear
Tags: Gemological MicroscopesGemological Equipment
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1.35-1.85
±0.003
alloy table
FGR-003 is a professional gemological refractometer which adopts with optical design, shadow boundary super straight and clear. Frosted aluminum alloy table, corrosion resistant, easy to clean; Built-in quasi-monochromatic LED light source;
Equipped with a polarizer, unique refracting oil bottle design, overcome the oil bottle easy to spill and fragile, more safe, economic, convenient; 2ml refractive index Liquid(1.78±0.005) with unique design of the bottle.
The View of FGR-003
The Power Port of FGR-003
The Dimension of FGR-003
Specification for FGR-003 | |
|---|---|
Type | Gem Equipment |
Testing range | 1.35-1.85 |
Accuracy | ±0.003 |
Color | White |
Power | Two No. 7 batteries or externally connected wide voltage power supply adapters (input voltage 100V-240V, output voltage DC 3V) |
Color | White |
Testing table | Frosted aluminum alloy table |
Light | Monochromatic LED light |
Weight | 1G |
Size | 140mm*42mm*95mm |
Testing prism | Synthetic cubic zirconia |
Eyepiece | Diameter of 32mm, with amplification function(4X) |
Prism size | 14mm×5mm |
Metal table size | 37mm×68mm |
Minimum scale | 0.01 |