Bridge Type Flat Sapphire Crystal Glass Scratch Resistant 1-200 mm Dia

Basic Information
Place of Origin: Guangdong, China (Mainland)
Brand Name: tianzhili
Model Number: customized
Minimum Order Quantity: 100 Piece/Pieces
Price: US $2-3 / Pieces | 100 Piece/Pieces (Min. Order)
Detail Information
Material: Sapphire Crystal, Sapphire Usage: Watch Lens
Structure: Plano Shape: Customized
Product Name: Optical Sapphire Glass Products Surface Quality: 40/20
Diameter: 1-200.0 Mm Name: Optical Collimator Lens
Coating: Anti-Reflective (AR) Coatings Color: Transparent Clear
High Light:

sapphire glass watch face


scratch proof watch glass

Product Description



Bridge Type Flat Sapphire Crystal Glass Scratch Resistant 1-200 mm Dia




Product Description:



AR blue coated ,On the bottom of the glass

Genuine quality sapphire glass
Hardness level is 9, just next to diamond
Highly clear
Smooth edge treatment, no scratches
The surface is smooth
High temperature resistant, scratch-proof, wear-resistant

Note :
1, please allow 0.01-0.2 mm error due to manual measurement.
2. The color may be slightly different due to different display methods. Please understand.
3. please avoid violent impact


Rectangle circular optical glass sapphire crystal glass window sapphire crystal glass for the watch, camera, IR window etc.


hese 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.


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



Product Display:


Bridge Type Flat Sapphire Crystal Glass Scratch Resistant 1-200 mm Dia 0


Contact Details

Phone Number : +8617722965647

WhatsApp : +8618606222729