Categories | Gem optical instrument |
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Place of Origin: | Made in China |
Certification: | CE |
Model Number: | RGM700 |
MOQ: | NON |
Price: | NON |
Packaging Details: | STANDARD EXPORTING PACKING |
Delivery Time: | ONE MONTH |
Payment Terms: | T/T |
Supply Ability: | 1000 per month |
Company Info. |
VANCO INDUSTRIES CO.,LTD |
View Contact Details |
Product List |
RGM700
The kinds of gem can be precisely determined in accordance with the measured value of refractive index because every kind of gem has its inherent refractive index. Besides, index of double of refraction can be also measured.
Through the parameter you can judge whether a gem is uniaxial or biaxial photopositive or photonegative.The gemological refractometer is characterized by small volume and less weight. It is easy to carry. It is popular instrument used on jewelry market.
The model RGM-700 was equipped with a built-in light source. It is
more convenient to test!
Specification:
Range: 1.30-1.81RI
Minimum Division: 0.01
Accuracy: ±0.02
Size: 115 x 35 x 63mm
Power supply: 4.5V(three pieces button battery)
Refractive index oil for gem refractometer, RGM-600, RGM-700, RGM-800 and RGM-900 only. Without the refractive index oil, the traditional gem
refractometer can‘t test any gemstones!
Specification:
1.79 +/-0.01RI at 28‘C
3ml/bottle(10g )
RI=1.79RI