Optical Ge Wafer for Optical Fiber and Semiconductor From China

• Usage: Optical
• Type: Convex Lens
• Transmittance: >95%
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: VYO-111
• Shape: Single-lens
• Material: Optical Glass
• Lenses Color: Clear
• Certification: RoHS, ISO9001
• Customized: Customized
• Coating: Customized
• Size: 60 mm
• Thickness: 5 mm
• Surface Quality: 60-40
• Dimension Tolerance: +/-0.1
• Transport Package: as Requested
• Specification: RoHS
• Trademark: N/A
• Origin: Jilin, China
• HS Code: 90019090
• Production Capacity: 30000 PCS/Month

Product Description

     VY is a worldwide supplier of single crystal Ge wafer ( Germanium wafer ) and single crystal Ge ingot , we have a strong advantage in providing Ge wafer to micro-electronics and opto-electronics industry in diameter range from 2 inch to 4 inch .
   Ge wafer is an elemental and popular semiconductor material , due to its excellent crystallographic properties and unique electric properties , Ge wafer is widly used in Sensor, Solar cell and Infrared optics applications .
   We can provide low dislocation and epi ready Ge wafers to meet your unique requirement. Ge wafer is produced as per semiconductor,with a good quality control system, VY Optics is dedicated to providing clean and high quality Ge wafer products .
   VY Optics can offers both electronics grade and IR grade Ge wafer , please contact us for more Ge product information.

Ge Wafer Applications

IR optics
Solar cell
Optical fiber
Semiconductor and electronics device

 

Ge Wafer Properties
Crystal structure	Cubic
Lattice parameter	a=0.565754
Density ( g / cm3 )	5.323
Melting point ( °C )	937.4
Thermal conductivity @300 K	59.9

 

Specification
Diameter	Ø 2" / 3" / 4"
Thickness	0.5 mm
Conductivity type	P - type or N - type
Dopant available	Antimony , , Undoped
Orientation	<100> , <111> , <110> , or others
Off orientation	From 2° to 10° off
Resistivity range	N - type : <=0.4 ohm-cm P - type : 0.005 ~ 30 ohm-cm Undoped : >=30 ohm-cm
Surface finish	One side or two sides polished
EPD	<= 5000 or <= 10000 cm-2
Package method	Single wafer container with outer foil bag

Precision of specification we can achieve:

Range of diameter	Dia.0.7mm-Dia.400mm
Range of curve radius	R1.5-R∞ etc.
Tolerance of diameter	+/-0.1, +/-0.01, +/-0.005 etc.
Surface accuracy	λ , 1/2λ , 1/4λ , 1/10λ  etc.
Tolerance of Thickness	+/-0.1, +/-0.05, +/-0.01 etc.
Centration	+/-2′,+/-1′ etc.
Aperture N	5, 1 etc.
Irregularity ΔN	2, 1, 0.5, 0.2 etc.
Surface quality	60/40, 40/20, 20/10, 10/5 etc.

Who are we?
VY Optoelectronics Co., Ltd, established in 2010 in Optical City of China - Changchun. Our company has strong production capacity, in possession of the domestically top production line and excellent workers, which mainly are composed of researchers and technicians from the Chinese Academy of Sciences, Changchun Institute of Optics and Fine Mechanics and Changchun University of Science and Technology, they are experienced and could produce wide range of optical lenses.
 
What can we do for you ?
VY Optics provide professional design of optical lenses, Coating service and all kinds of optical elements processing include mainly high-precision prism, filter, rod lens, ball lens, dome lens, cylindrical lens, grin lens, micro-lenses, optical sapphire customized components, window, spherical lenses and aspheric lenses, powell lens and infrared materials products.
 
Why Us ?
1. Reasonable quotation. We reject unrealistic low prices. As a prerequisite, to ensure the highest quality of lens and offer the reasonable price.
2.Quality assurance. Besides pass the ISO9001 certification, experience team and efficient equipment are the vital guarantee for the product.
3. Timely Delivery. We could ship goods to you in time as lead time we negotiate.
4. Convenient logistics services. We usually cooperate with the famous express logistics company, including 90% regions of the world and ensure the products can delivery to the customers safety and quickly.
 
Our Factory
Advanced processing equipment and complete production system could ensure that we can effectively control every aspect of the lenses processing, and avoid unnecessary loss and reduce costs!


Exhibition
We participated exhibitions-Laser World of Photonics in Munich, and establish the business with many foreign customers.


Other Products
VY Optics could provide a variety of types of optical components, including ball lens, dome lens, fingerprint prism, filter, rod lens, grin lens, cylindrical lens, achromatic lens, prism, powell lens, optical mirrors, optical windows,and spherical lens. We have ability to process high-precision micro lens and can customized various of the sapphire products and other infrared material lens according to the customer.



Packaging - Logistics
VY Optoelectronics Co.,Ltd. concerns each details of the package, cleaning, anti-static , shock-resistant . According to the quantity and shape of the product , we will take a different packaging process!


Logistics
In order to make the goods safe fast accurate to your hands, we generally recommend that you choose the international logistics company!