Commercial Quality Flat Windows, Circular, Square BK7 Optical Glass -

Supplier Details

Changchun Ruiqi Optoelectronics Co., Ltd.  

Year Established:

Business Type:Trading Company

Management Certifiation:

Operational Address:
Room 206, Building 6, (Hansen Jinshuo Square), Hansen Plaza, Erdao District, Changchun, Jilin, China (Mainland)

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Commercial Quality Flat Windows, Circular, Square BK7 Optical Glass

Commercial Quality Flat Windows, Circular, Square BK7 Optical Glass
  • Commercial Quality Flat Windows, Circular, Square BK7 Optical Glass
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Min.Order Quantity: 5 Piece/Pieces sample testing are available for stock Supply Ability: 5000 Piece/Pieces per Month Port: Changchun,Beijing,Shenzhen,Shanghai Payment Terms: T/T,Western Union,paypal

Product Details


Use : Optical
Material : lass, BK7,Fused Quartz,Sapphire,CaF2,BaF2,MgF2,Ge,Silicon,Znse,etc
Size : 5-200mm diameter
Model Number : CCRQ-BW1
Brand Name : CCRQ
Place of Origin : Jilin, China (Mainland)
Structure : Circular/Square/Wedge/Customized
Shape : Plano
Surface Quality : 10/5,20/10,60/40,40/20,80/50


Packaging & Delivery

Packaging Details: Saftey Crton with shake-proof foam
Delivery Detail: 10-30days according to quantity and processing difficulty

Commercial Quality Flat Windows, Circular, Square BK7 Optical Glass


BK7 is a high quality optical glass that is used whenever the additional benefits of fused silica are not required. Since BK7 performs well in all chemical tests, and no additional or special handling is required, costs of manufacturing are reduced.


It is a relatively hard material with extremely low bubble and inclusion content, while providing excellent transmittance through-out the visible and near infrared spectra and down to 350 nm in the ultraviolet.


The material can be Schott, or CDGM optical glass serious. They are low distortion, low scatter, and could be for laser and non-laser applications.


Material are available for BK7,JGS1,Sapphire,CaF2,MgF2,BaF2,other material as customer need.



Technical Specifications:




Material BK7,Fused Silica,Sapphire,CaF2,BaF2,MgF2,Silicon,Znse,Ge as customer request
Dimension  5-300mm circular or square 
Dimension Tolerance +/-0.15mm,  +/-0.2mm,  +0/-0.1mm as request
Parallelism 1 arc minute(standard);10 arc second (high precision)
Surface Quality 10/5,20/10,60/40,40/20,80/50
Flatness lambda/4 per 25nm at 632.8nm
Type Circular.Square,Wedge,Customized
Edge  0.2mm*45degree,others are available upon customer request
Coating Anti-Reflective (AR) Coatings,Single layer MgF2 coating,Multilayer Broadband AR Coating


Company Profile

Changchun Ruiqi Optoelectronics Co.Ltd., was establish in 2010,our company is located in Changchun C-
ity,Jilin Province,the optical base of China.The company has specialized production equipement and expe-
rienced technical team. Company is mainly engaged in optical components, such as lens, prisms, windows, mirrors, filters, laser module etc.precision optics design, production and sales of one-stop service.

The product is mainly applied in mechanical instrumentation, optical instrument, medical hairdressing app-
aratus, teaching and scientific research instrument, semiconductor, laser technology, military and aerospa-
ce high-tech areas, etc; products are mainly exported to Southeast Asia, North America, Europe, Russia, Japan,Korea and other developed countries and regions. We have won a high reputation from the custom-
ers both home and abroad.

Company adhere to the "quality, efficiency and service" for business purposes, has made widely recogniz-
ed by domestic and foreign customers. Looking ahead, we will continue to innovate, willing to work with customers to grow, and win-win cooperation, the brilliant future of China's optical field and make unremi-
tting efforts.

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