The Customized High-Grade Sapphire Components Ball Lens/Windows is supplied as an optical lens made from Optical Glass. Listed geometry: diameter 1mm-500mm, cylindrical shaped lens shape. Optical / electrical data: transmittance >95%. Coating: UV; surface quality 40/20;60/40; flatness 1/4 Lambda. Typical applications: Optical. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
Material
Optical Glass
Type
Concave Lens
Shape
Cylindrical Shaped Lens
Diameter
1mm-500mm
Transmittance
>95%
Coating
UV
Surface Quality
40/20;60/40
Usage
Optical
Lenses Color
Clear
Coat
Anti-Reflective (Ar) Coatings
Clear Aperture: >90% of Diameter
>90% of Diameter
Surface Flatness
1/4 Lambda
Clear Aperture
>90% of Diameter: >90% of Diameter
Supplier
Jiaozuo Commercial Finewin Co., Ltd.
Technical data
Product name
industrial sapphire wafer
sapphire optical lens chemical formula
AL2O3
Crystal structure
Hexagonal
Hardness Mohs
9H
Compressvise strength
Gpa 2.0
Density(20ºC)
3.98g/cm
Fusion point
2040ºC
Boiling point
2980ºC
Coefficient of Thermal Expansion
α=5.8×10 -6 /K
Specific heat
0.418W.s/g/k
Optical transmission range
0.17-5.5μm
Transmission(0.3~5um)
85-88%
Refractive index
no=1.768nd
ne=1.76nd
Permittivity
11.5(//c), 9.3(⊥c)
Refractive index (nd)
1.768
Coefficient of dispersion (Vd)
72.2
Density (g/cm3)
3.97
TCE(μm/mºC)
5.3
Soften Temperature(ºC)
2000
Knoop hardness(kg/mm2)
2200
Q: What's the way of shipping and cost?
A: (1) We accept DHL, Fedex, TNT, UPS, EMS etc.
(2) If you have your own express account, it's great.If not,we could help you ship them.
Q: How to pay?
A: T/T, Paypal, etc
Q: What's your MOQ?
A: (1) For inventory, the MOQ is 5pcs.
(2) For customized products, the MOQ is 10pcs-25pcs.
Q: What's the delivery time?
A: (1) For the standard products
For inventory: the delivery is 5 workdays after you place the order.
For customized products: the delivery is 2 or 3 weeks after you place the order.
(2) For the special-shaped products, the delivery is 4 or 6 workweeks after you place the order.
Q: Do you have standard products?
A: Our standard products in stock.
Q: Can I customize the products based on my need?
A: Yes, we can customize the material, specifications and optical coating for your optical components based on your needs.
What to specify when you request a quote
Material — listed as “Optical Glass”; name the glass or crystal.
Geometry — listed as “1mm-500mm”; give diameter, focal length or radii, angles and tolerances.
Surface figure — listed as “40/20;60/40”; quote surface figure (λ) and scratch-dig.
Centring and edges — state centration and edge chamfer.
Coating — listed as “UV”; list the band and reflectance or transmission target.
What is the Customized High-Grade Sapphire Components Ball Lens/Windows made of? expand_more
It is listed as Optical Glass. Coating: UV. Other grades can be quoted if your application needs different transmission, thermal or chemical properties.
What sizes and thicknesses are available? expand_more
The listing gives diameter 1mm-500mm. Custom outlines and thicknesses are made to drawing; state the tolerance you need.
What optical or electrical performance does it have? expand_more
Listed values: transmittance >95%. Confirm the values at your operating wavelength, angle and temperature when you request a quote.
Where is this optical lens used? expand_more
Listed applications: Optical.
What should I include in a quote request? expand_more
Include material, geometry, surface figure, centring and edges and coating, plus quantity and a drawing if the part is custom.
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