Gemology Spectroscopic Jewels 22 x 11 x 8 rhg181. 30-1. 81 Refractometer Tester for Professional Identification

1. Specially designed to measure the refractive index of gemstones and solid materials. 2. Lightweight and compact, easy to carry. 3. This refractometer is characterized by high accuracy and simple operation. 4. Identify single and double gems quickly and accurately. 5. Low battery consumption for long life. Specifications: Features: 1. Specially designed to measure the refractive index of gemstones and solid materials. 2. Lightweight and compact, easy to carry. 3. This refractometer is characterized by high accuracy and simple operation. 4. Identify single and double gems quickly and accurately. 5. Low battery consumption for long life. 6. Approved by strict quality and safety standards for long and hassle-free use. Specification: Condition: Brand New Item Type: Refractometer Material: ABS Refractive Index range: 1.30-1.81RI Colour: as shown in the pictures. Size: approx. 13 x 6 x 3.5 cm/5.1 x 2.4 x 1.4 inches. Weight: approx. 720g Packing List: 1 x Refractometer. 1 * Flashlight (Powered by 1 * AA battery NOT included)) 1 x English manual. 1 x 3ml reflective index fluid. Note: Please note that the new type and old type of this product will be sent randomly and make sure you do not mind Before ordering! 1. Reading Standard: The eyepiece should be adjusted to the clearest number and shading line scale. 2. The surface of the item to be measured must be flat and the diameter is greater than 2 mm. Packing List: 1 x Refractometer. 1 * Flashlight (powered by 1 * AA battery NOT included)) 1 x English manual. 1 x 3 ml of reflective index fluid.

• Measurement principle The main use of the refractometer is to measure the angle at which the light is diverted or refracted through the stone. provides important recognition from which it differs.
• Fast and: identify single and double quickly and accurately. magnetic light for refractometer
• Quality and safety standards issues approved and reliable identification experience.
• Sensor Tester, Wide Application: This pen tester has a wide range of applications. Refractometer is your main and most powerful tool for identification. Like the typical angle refractometer, it will measure the refractive index of faceted stones.
• FAST AND ACCURATE MEASUREMENT: This refractometer is characterized by high accuracy and ease, identify single and double quickly and accurately, can be used to identify, moissanite and colored