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QUARTECS uses non-contact stretching technology to prepare synthetic quartz rods, which have high geometric dimension accuracy, excellent refractive index control, and extremely low impurity content, and can be used in the ultraviolet band
Special optical fibers, etc
OH content~400/700ppm, high transmittance, high geometric accuracy, with UV radiation resistance
Geometric specifications and accuracy
| Main parameters | Shi Yingbang |
Outer diameter OD (mm) | <100 |
| Wall thickness WT (mm) | - |
| Outer diameter tolerance (mm) | ±0.5 |
| Wall thickness tolerance (mm) | - |
| Non roundness (mm) | ≤0.40 |
| Wall deviation (mm) | - |
| CSA deviation | - |
| Bow curvature (mm/m) | ≤0.70 |
| Length (mm) | ≤3000 |
Typical trace impurity content
| Model | Li | Na | K | Mg | Ca | Cu | Al | Cr | Fe | Ti | OH |
| YR-1140 | <0.001 | <0.0012 | <0.002 | <0.001 | <0.010 | <0.001 | <0.002 | <0.001 | <0.002 | <0.005 | ~400/700ppm |
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