Dual Light-white LED & UV
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【Specifications】
1. Standard 10X magnification
2. Diameter of 21mm, three lens layers
3. Eliminate chromatic aberration and aberration (spherical aberration)
4. LED ring light source, six white LED bulbs; UV ring light source, six bulbs
5. Built-in button cell, life time up to 500 hours above
6. White chrome, all metal construction, copper cover and aluminum body
7. Folding, with fine leather package, easy to carry
【Main Applications】
1. Observe the internal and external characteristics of gem's (eg, acid textured of B jade)
2. Diamond needed tool for the clarity grading and cutting evaluation of a diamond
3. Small and easy to carry enable its wide application in the jewelry industry