Shenzhen Fable Jewellery Technology Co., Ltd.
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Window of 2 x 2 cm Calcite Dichroscope For Inspecting Pleochroism Color of Gem
Model Number: FID-1
Specifications:
| Technical Parameter | Size | 30x60mm |
| Size of Window | 1x2mm | |
| Function | to see the pleochroic color of a stone at a time | |
| Portable | Yes | |
| Power supply | Day light/ torch | |
Fable Brand Calcite Dichroscope with:
1. Excellent material of Iceland spar.
2. With standard rectangle window and square window can be choosed by user.
3. Easy operation.
4. With black appearance for avoiding reflected interference.
Applications: Gemological Laboratory, Gemology school, Jewelry industrial
Product Advantage: Large visible viwer Window and hight quality.
Operation steps:
1. Hold the gem by your thumb and forefinger,hold the calcite dichroscope in right hand close to your eye,the gem sample must be close to the window of calcite dichroscope,then close to the incandescent lamp or sunlight outside the window;
2. View the side-by-side window,rotate the sample,and compare the color between the two windows,until your see the pleochromatism
3. make the sample still,rotate the drawtube 180°,if the color exchange in the two windows,means the gem own pleochromatism
4. If can’t see pleochromatism rotating the sample 360°,we should rotate the drawtube,then turn the gem again.if we still can’t see pleochromatism,put down the sample,hold the gem in the vertical direction of before,repeat the steps.If still can’t see anything,means the gem don’t own pleochromatism
