|Product Name:||Sapphire Filament||Custom Made:||Can Be Customized|
scratch proof watch glass,
sapphire coated glass
Customized Coating Synthetic Sapphire Glass For Smart Heart Rate Lens
The growth method of sapphire window and sapphire glass constone can offer according to different application:
Stepanov Method(Also know as EFG)-----------For application such as:
Barcode scanner window
Sapphire display Window
Kyropoulos method-----This growth sapphire has good optical property,so it for application such as:
Sapphire Optcial window
Sapphire potective window for carema
Precision laser optics
HEM Method-------The advandge of this mothod it can be grown larger than the other method.And the optical property also good.So it can be processed to large sapphire window.
Focus on sapphire watch, sapphire phone lens, sapphire watch window.
Sapphire optical lenses, LED a sapphire substrate and POS equipment protection glasses production and processing of sapphire optical lenses, sapphirine table mirror, sapphire, mobile phones, sapphire window and POS equipment protection lens production and processing, the product is mainly used for watches, mobile phones, instrumentation components, infrared window and medical equipment.
Please try to offer more details as below when you place an order:
1. Buyer offers an original sample or related mounting parts and special request for attention or change.
2. If you are unable to provide samples, please provide drawings or try to provide more details.
We can provide flat/single domed/double domed and other shape watch glass,Welcome to email us.
Synthetic Sapphire Window Technique Index :
|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