联系人 Ms. emma
Xianjing Industrial District,, zhangzhou, fujian
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 photo positive or photo negative. 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***0 was equipped with a built-in light source. It is more convenient to test! Specification: Range: 1.***1.*1RI Minimum Division: 0.*1 Accuracy: �0.*2 Size: **5 x *5 x *3mm Power supply: 4.5V(three pieces battery)
| 国家: | China |
| 型号: | RGM700 |
| 离岸价格: | 获取最新报价 |
| 位置: | - |
| 最小订单价格: | - |
| 最小订单: | 1 |
| 包装细节: | - |
| 交货时间: | - |
| 供应能力: | - |
| 付款方式: | - |
| 產品組 : | - |
