3 UK 
3 China 
2 Germany 
1 Poland 
1 Georgia 
1 Saudi Arabia 
1 Canada 
1 Iran 
1 Iraq 
1 Finland 
1 Nepal 
1 France 
Sapphire Al2o3 Window - China
price: contact company for price
Sapphire is a single crystal aluminum oxide (Al2O3).
Its Mohs hardness is 9, it is one of the hardest materials.
Sapphire has good mechanical strength, and it is also transparent from visible to IR spectrum.
So, it is always used as window material where scratch resistance is required.
Lattice Constant: a =4.75 A; c =12.97ATransparent
Range: 180nm ~ 4500nm
Density: 3.98g/cm3Mohs Hardness: 9
Melting Point: 2030℃Thermal
Conductivity: 0.04W/m/K
Expansion Coefficient: 8.4x10-6/K
Refractive Index: 1.755@1um
Specifications
Material Optical Sapphire
Dimension Tolerance +0.0/-0.1mm
Thickness Tolerance ±0.2mm
Clear Aperture >90%
Parallelism <1arc minutes
Surface Quality 80/50 or better
Flatness <λ /2@633nm or better
Chamfer Protected <0.5mmx45deg
Coating None, per your request
Company Contact:
- Posted By: Changchun Deln Optics Technology Co., Ltd.
- Phone: 431-81973695
- Address: #59, YuanDa St.,, Changchun , JiLin , China
- Email:
- Website: http://www.delnoptic.com
Published date: June 9, 2017 - Modified date: June 9, 2017
- Business Description: Manufacturer lenses, mirrors, optical filters, beamsplitters, prisms, waveplates, infrared parts, crystals, reticles, microlens array, phase plate and diffraction optics.
China.
Related listings
-
Caf2 WindowLenses / Optical Components - Changchun Deln Optics Technology Co., Ltd. - China - June 9, 2017 - contact company for priceDELN can provide deep ultraviolet (excimer level), ultraviolet and infrared level calcium fluoride components. Specifications Material CaF2 single crystal Dimension Tolerance +0.0/-0.1mm Thickness Tolerance ±0.2mm Clear Aperture >90% Parallelism &...
-
Microlens ArraysLenses / Optical Components - Changchun Deln Optics Technology Co., Ltd. - China - March 2, 2017 - contact company for priceDELN microlens array offers a wide range of lens configurations, focal lengths, and forms.These microlens arrays are manufactured using photolithographic techniques based on semiconductor processing technology. The microlens arrays yield exceptionall...
-
Optical Lenses Spherical And CylindricalLenses / Optical Components - Changchun Deln Optics Technology Co., Ltd. - China - March 1, 2017 - check with company for priceDELN can provide all kinds of spherical and cylindrical lenses, usually we can offer. Spherical: Rectangular, circular, plano-convex, plano-concave, double-convex, double-concave, meniscus, achromatic, dome lens, rod lens, ball lens, half ball Cylind...
Safe Trade Tips
- Ask for business references and check them
- Use a payment method that offers better protection for all such as Letters of credit and verified professional escrow services. Avoid payments in advance such as money transfers
- Verify their business via their local Chamber of Commerce
- Search the internet using their website address, their business name, their phone and fax numbers, and their email addresses to see if you can find any feedback about them.
- Get to know more about scams and fraud to avoid: Internet Crime Complaint Center - Consumer Financial Protection Bureau
- This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer "buyer protection" or "seller certification"