bk7 glass crystal half ball spheres optical ball lens

3-99 Pieces
>=100 Pieces
Min. Order
3 Pieces
Choose your specifications
Company Information

Xuzhou Tianke Photoelectric Technology Co., Ltd.

CN Trading Company
Response Time
Response Rate:
1 Year Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Port: Qingdao Shanghai
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 100 Piece/Pieces per Day
Place of Origin: Jiangsu,China(Mainlan)
Brand Name: Tianke
Model Number: custom made
Usage: Optical
Structure: Double Convex
Shape: Aspheric
Product name: Plano Lens optical
Application: optical elements
PACKING: Shock-proof Packing
Material: sapphire
Surface quality: 80/50-10/5
Clear Aperture: 95%
Diameter: 1mm-200mm
Color: Transparent
MOQ: 5pcs
Size Tolerance: 0.02mm
Packaging Detail: Inner packing-------Use lightweight and anti foam material as special protective packing for optical products. Outer packing-----Packing in cartons

Sapphire material has excellent optical and mechanical properties, such as high strength, hardness, wear resistance, unique high temperature resistance, acid and alkali corrosion resistance and high dielectric properties, etc., in a wide spectrum (250-5500nm) with high transmittance.

Therefore, sapphire lens can be used as optical surface, corrosion resistant surface or precision imaging optical instrument and focusing optical instrument accessories, common can be used for high-grade clocks and watches, jewelry, and all kinds of glasses, transparent lamps and lanterns and goggles.

The main technical parameters
Product Name
sapphire  optical lenses
Diameter range 
> 1.0mm
R value range
> 1.0mm
Thickness range 
> 1 .0mm
Surface quality
Surface Accuracy

Full range of specifications and sizes.

Best quality with reasonable price.

Hot-selling products.

Consult for more information.

Related Products
Our Company

Xuzhou Tianke Photoelectric Technology Co., Ltd. is an enterprise specializing in cold processing of optical components. Sapphire, quartz crystal and optical glass are used as rawmaterials to produce all kinds of high precision optical elements, such as windows, guideblocks, lenses, crystal rods, step windows, circular windows with holes, prisms, cylindricalmirrors, blades, etc.  The company has a group of skilled technical team, with more than 15 years of processing experience, with excellent product quality and good after-sales service, won therecognition of foreign customers, product applications and a variety of precision instruments,clocks, optical and laser systems covering aerospace, medical applications, beauty instruments, analysis Instrument manufacturing, communications, optical applications and other industries.

Packing and Shipping
Our Certificate

Q1. Can I have a sample order ?

A: Yes, we welcome sample order with reasonable price to test and check quality. Mixed samples are acceptable.

Q2.How to place an order?

A:Please tell us the quantity and specification you need,then we will send you quotations and other information.

Q3.Is your company a factory or trade company?

A:We are the factory and we also can do export ourself.We are the Sapphire Window manufactuer.

Q4. Do you have any MOQ limit?

A: MOQ, 5pc for sample checking is available

Q5. How do you ship the goods and how long does it take to arrive?

A: Delivery within 15 days.We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.