Type: | Watches For Parts | Material: | Sapphire |
---|---|---|---|
Size: | 1-200mm | Surface Treatment: | Polish |
MOQ: | 100pcs | Shape: | Custom Shape |
Service: | OEM ODM | Application: | Sapphire Watch |
Function: | Scratch-resistant | Feature: | 9H Hardness |
Usage: | Smart Watch | ||
High Light: | scratch resistant watch face,optical collimator lens |
Customized Shape Smartwatch Sapphire Glass For Smart Diving Watch
Synthetic Sapphire Window Technique Index :
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 |
Sapphire Smart Watch Glass Show:
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