|Product Name:||Sapphire Glass||Material:||Artificial Sapphire|
|Coating:||Anti-Reflective (AR) Coatings||Color:||Clear Transparent|
|Shape:||Circular Plane||Polishing:||Double Side Polishing|
sapphire glass watch face,
synthetic sapphire glass
High Precision Laser Cut Flat Watch Glass H9/HV1800-2200 Hardness
+ can be customized as design size,shape,bevel chamfer,tolerance,artwork;
+ have normal size in stock;
+ Widely uesd for watch glass,optical window,lens,militry etc;
+ The material is synthetic sapphire(hardness 9H) ;
+ Surface quality:80/50,60/40,40/20;
+ Coating:Yea,all kind of coating,blue ar coating,clear ar caoting,two layer ar coating,blue ar coating+clear ar caoting
Flat sapphire glass
Squares and round , All size and thickness
Sapphire glass, ultra clear glass, Swiss glass, tempered glass, coated glass
Blue coating AR coating , AF coating , AG coating
1.0mm 1.2mm 1.5mm 2.0mm 2.5mm 3.0mm, Customized
Color: Blue, Purple, Transparent, Neutral, Gray-Blue, Smoke, Tea
Layers: 3~10 layers
Single side OR both side
Electroplating / Metallization
Color: Black, Golden, Pink Golden, Blue...
These round sapphire glass crystals come in a variety of thicknesses and diameters, are nearly unbreakable crystals making them highly prized by watchmakers. These watch crystals can be glued into most watch cases or pressure fit into most plastic watch crystal gaskets. Each sapphire watch crystal comes with a slightly polished bevel edge to give the watch crystal a nice finished look once it has been installed. These generic sapphire glass crystals can be used to replace the watch crystals of almost every name brand watch popular today, especially high-end watch crystals like those in Rolex watches, saving you both time and money.
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|