| Place of Origin: | Guangdong, China (Mainland) |
|---|---|
| Brand Name: | tianzhili |
| Model Number: | customized |
| Price: | US $3.00 |
| Material: | Sapphire Crystal, Sapphire | Usage: | Optical |
|---|---|---|---|
| Structure: | Plano | Shape: | Customized |
| Application: | Optical Lens | Product Name: | Optical Sapphire Glass Products |
| High Light: | sapphire coated glass,sapphire optical window |
||
Optical Grade Synthetic Sapphire Glass Chemical Resistance Hardness
Product Description
synthetic sapphire glass for luxury wrist watch 10-40mm
different size and sharp can be customized.
Because we are factory, so all the quotation are EXW prices. If FOB price needed, please email us.
Skype: tracyzhang693
Product details:
| 1 | Description | sapphire crystal |
| 2 | Material | sapphire |
| 3 | Shape are optinal | Round, square, rectangle |
| 4 | Size | 10-170mm |
| 5 | Dimensional Tolerance | +0/-0.05mm |
| 6 | Thickenss | +0/-0.02mm |
| 7 | Thickness Tolerance | +0/-0.02mm |
| 8 | Surface quality | 60/40, 40/20,20/10 |
| 9 | Silk Print | NO |
| Property | Specification |
| Thickness | 0.5-50mm |
| Size tolerance | 0.02mm |
| Edge Finish | Ground and beveled |
| Surface Quality | 40-20 scratch-dig |
| Surface Flatness | λ/4 @ 633 nm |
| Parallelism | ≤3 arc min (≤0.9 mrad) |
| Clear Aperture | >80% of central diameter |
| Hardness (Knoop) | 1370 kg mm-2 |
| Young's modulus | 3.4 x 1011 N m-2 |
| Thermal Limit | 22 W m-1 K-1 |
| Thermal expansion coefficient | 8.4 x 10-6 K-1 |
Company Information
Our company has a complete ,standardized and scientific quality management system.Characteristic lead the future. Characteristic products and service is the foundation of our cooperation,and we look forward to create brilliant achievements together with you.
Inspection equipment
Inspection equipment
Interferometer Transmissivity detector
Quadratic element Orientometer
Flexural measurement
