Fused silica, quartz and sapphire wafers
Wuxi OptonTech Ltd offers high quality fused silica, quartz and sapphire wafers from 2 inches to 150mm in diameter. Please contact us for details.
Materials:
(1) China's JGS1, which is equivalent to Corning 7940 (discontinued) or 7980 high purity fused silica, Heraeus' Suprasil 1 and 2, Saint-Gobain's Spectrosil A and B, Dynasil 1100 and 4100.
(2) China's JGS2, which is equivalent to Heraeus' Homosil 1, 2 and 3, Dynasil's Synasil 1000, 4000, 5000 and 6000.
(3) China's JGS3, which is equivalenet to Heraeus' Suprasil 300.
(4) Sapphire
Typical specifications:
Diameter tolerance: +/- 0.05 mm
Thickness tolerance: +/-0.02 mm
Surface quality (Scratch and Dig): MIL 20-10
Roughness (Ra): 5-10Å
Flatness: 5 λ at 633 nm
Parallelism: <10 arcsec
Unit: mm
| ID | Material | Diameter | Thickness | Polish | Cut line length |
| WF1 | Fused silica | 50.8 | 0.58 | DSP | 15.8 |
| WF2 | Fused silica | 100 | 2 | DSP | 32.5 |
| WF3 | Fused silica | 150 | 1.0 | DSP | 32.5 |
| WF4 | Fused silica | 150 | 2.0 | DSP | 32.5 |
| WF5 | Sapphire | 50.8 | 0.58 | DSP | 15.8 |
| WF6 | Sapphire | 100 | 2 | DSP | 32.5 |
| WF7 | Sapphire | 100 | 1 | DSP | 32.5 |
| WF8 | Sapphire | 150 | 2 | DSP | 32.5 |
