• A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted
  • A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted
  • A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted
A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted

A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted

Product Details:

Place of Origin: CHINA
Brand Name: ZMKJ
Model Number: watch glass lens

Payment & Shipping Terms:

Minimum Order Quantity: 10pcs
Price: 1-10usd/pcs by size by case
Packaging Details: customized plastic box by your size
Delivery Time: 1-4weeks
Payment Terms: T/T, Western Union, MoneyGram
Supply Ability: 10000pcs per month
Get Best Price Contact Now

Detail Information

Material: Sapphire Single Crystal Orientation: A-axis
Size: Dia32.5mm Or Customized Surface: Grinding Lapped Or As-cut
Tolerance: ±0.03mm Application: Watch Glass Lens
Hardness: 9.0 Physical Property: Wear-resisting
High Light:

sapphire crystal watch face

,

custom sapphire watch crystal

Product Description

A-axis Watch Sapphire single crystal glass lens rough material/ optical grade Sapphire Watch glass lens/ rough sapphire glass plates for watch glass 

 

 

 

ZMKJ / WUXI FINE CRYSTAL  TECHNOLOGY Sapphire Crystal Watch Glass

 

Window Materials for High-class watches

Features of Keeppromise’s Sapphire:

Sapphire is scaled at Mohs hardness 9 ,the hardest next to diamond .

It has the excellent endurance and eternal btilliance and transparency .

This is why it has become intimate as the window materials of wristwatches with so many custoners all over the world .

 

 

 

Thickness 0.5-50mm
Size tolerance ±0.03mm
Edge Finish Ground and beveled
Surface Quality 40-20 scratch-dig
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

 

Feature:

Hardness is second only to diamonds

Much stronger than other optical materials (65,000 modulus of rupture)

Extremely hard surface
High scratch resistance and wear.

Very wide optical transmission band from UV to Mid IR

Extremely high melting point

High electrical resistance

Chemical properties of stability

High thermal conductivity for a non-conductor, even better than copper at cryogenic temperatures

High dielectric constant

 

Customized Colorful or White Sapphire Watch Glass

 

1. OEM Size and Design. Any shape is ok.

2. CE&Rohs Material. Europe, Japan,China, depend on your requirements.

3. We can provide engineer drawing.

4. Printting logo is ok. Camera Lens

5. Fast delivery date.

6. High quality

A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted 0

Our company export some of watch glass to Europe and USA;Japan......

We can provide the samples to check the quality. The Sample we have available,free charge.

A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted 1

 

About the Delivery

A - Axis Sapphire Crystal Watch Case Glass Lens Rough Material OEM Accepted 2

FAQ

Q1. Are you a factory?
A1. Yes, we have a professional optical lens manufactruer in wuxi city of China.

 

Q2. What is the MOQ of optical lens?
A2. No MOQ for customer if optical lens is in stock. if for customized size ,MOQ is 3-10pcs by case.

 

Q3: Can I customize the products based on my need?
A3.Yes, we can customize the material, specifications and optical coating for your optical components based on your needs.

 

Q4. How can I get sample from you?
A4. Just send us your requirements, then we will send samples accordingly.

 

Q5. How many days will samples be finished? How about mass products?
A5. Generally, we need 1~2 weeks to finish the sample production.

As for the mass products, it depends on your order quantity.

 

Q6. What's the deliver time?
A6. (1) For inventory: the delivery time is 5 workdays after received your payment.
(2) For customized products: the delivery time is 7 to 20 workdays. According to the quantity.

 

Q7. How do you control lens quality?
A7. Producing process is in vacuum dust-free shop, like prepare material, mixed material and take out . Four times quality checking during production process.

 

Q8. How about your payment and  quality service ?
A8.  Usually 100% payment before delivery, and if the products is  disqualification and we will reback your

money .

 

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