Type: | Watch Cases Displays |
---|---|
Model Number: | watch glass |
Place of Origin: | China (Mainland) |
Brand Name: | HCL |
Material: | sapphire crystal |
Design: | customized |
Color: | clear, blue, red ,etc. |
Diameter: | 0.40~ 102mm |
Thickness: | 0.05~50mm |
Coating: | AR coating (according to customers) |
Quick Details
Specifications
Name : Sapphire crystal / Watch glass
Material : sapphire crystal / mineral glass
Color : transparent, blue, red ,etc.
Logo Print: According to customers'requirements.(Metallization, Silk screen printing, Laser engraving etc).
Coating : AR coating(according to customers' requirements)
MOQ: 100 pcs.
Production leadtime: 15-25 days.
Sample leadtime:7-15days
Product Feature
Sapphire glass has good thermal properties,excellent electrical properties and dielectric properties,and chemical corrosion residence. It is high temperature residence, good heat conduction,high hardness,infrared-transmitted,and with good chemical stability.
Product Specification
Design : customized
Diameter: 0.40~ 102mm ,
Tolerance: 0.005~0.10mm,
Thickness: 0.05~50mm ,
Tolerance: +/-0.01mm,
Edge Finish Ground and beveled
Surface Quality 40-20 scratch-dig
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
Application
1)watch glass,watch case,watch dials, mobile phone screen, carmera lens, optical lens/optical parts for medical machine, other optical related products.
2)replace other optical materials to make optical components and infrared-transmitted windows plates,
3)and it was widely used on the filed of infrared and far-infrared military equipments,such as: applied to night vision infrared and far-infrared sighting telescope, night vision camera,instrument of satellite and space technology ,
4)and as windows for high-power laser,various optical prisms, optical windows, UR and IR windows and lens,
5)view port for low temperature experiments,
6)fully applied to high precision instruments for navigation,space flight and aviation.
Quality Control:
1). Preproduction samples can be a vailable before the production if you need;
2). Poduction will be process by both machine and skilled handmade workers;
3). The extra pieces will be ready as backup products;
4). The prouducts will be double check before the final packing.
After Service:
We' ll respond to your question about the items in 24 hours (holidays excluded)
Payment
1) T/T: 30% deposit after order confirmed, balance 70% before delivery
2) Paypal
3) Western Union.
Shipment
1) By express (DHL,UPS,Fedex,TNT, etc.)
2) By Air
3) By Sea
According to your requirements.
Package
1) Professional customized package for different products
2) Pack according to your requirement.
Delivery time
1). Sample: 7-15days
2). Production: 15-25days
About Us :
We are the professional manufacture of optical products, our products have been exported to many Europe and America countries and we are good at high challenge/difficult products. We can also accept processing products if you want to provide raw materials by yourself.