Handheld Diffraction Grating Spectroscope Gemstones Gemological Jeweller Tester Tool TGC01
Характеристики
| Angle Tolerance: | Accuracy: 2nm |
| Brand Name: | Inlukit |
| Dimension Tolerance: | Lens: the grating lenses |
| Model Number: | TGC01 |
| Shape: | Circle |
| Surface Quality: | 40/20 |
| Материал: | Aluminum |
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