Polished Transparent Monocrystalline Al2O3 Sapphire Optical Glass Windows Customzied Size
| Wavelength Range | Substrate Material |
| 150 nm - 5.0 μm | Sapphire |
| 180 nm - 8.0 μm | Calcium Fluoride (CaF2) |
| 185 nm - 2.1 μm | UV Fused Silica |
| 200 nm - 6.0 μm | Magnesium Fluoride (MgF2) |
| 250 nm - 1.6 µm | UV Fused Silica, for 45° AOI |
| 250 nm - 26 µm | Potassium Bromide (KBr) |
| 300 nm - 3 µm | Infrasil |
| 350 nm - 2.0 μm | N-BK7 |
| 600 nm - 16 µm | Zinc Selenide (ZnSe) |
| 1.2 - 8.0 μm | Silicon (Si) |
| 2.0 - 16 μm | Germanium (Ge) |
| 2 - 5 μm | Barium Fluoride (BaF2) |
2. Comparison of optical window materials
| Material | Properties | Applications |
| BK7 | Transmission Range: 330-2100nm
Refractive Index: 1.5164@588nm | Most popular and low cost
Visible and near IR spectrum applications |
| Fused Silica | Transmission Range: 185-2500nm
Refractive Index: 1.4858@308nm
Low Thermal Expansion Coefficient: 0.54 x 10-6K | UV to IR spectrum
Best choice for thermal resistance
application. |
| Sapphire | Transmission Range: 180-4500nm
Refractive Index: 1.755@1000nm
Strong Hardness | Best choice for scratch resistance applications Thinner optics Wide Transmission Range |
| Calcium Fluoride | Transmission Range: 170-7800nm
Refractive Index: 1.399@5000nm
Little Hygroscopic Susceptibility
High Thermal Expansion Coefficient: 18.85 x 10-6K | IR laser applications |
| MgF2 | Transmission Range: 120-7000nm
Refractive Index: 1.376@700nm | UV laser applications |
Applications of Sapphire crystal glass: Sapphire Washers, Sapphire Windows, Sapphire Bearings, Sapphire Rods, Sapphire Tubes, Ruby
sapphire wafer, dome sapphire, Sapphire insulation Film, Sapphire ball lens, Sapphire/ruby ball
●Aircraft windows ●Submarine windows
●FLIR ●Medical/Life Sciences
●Industrial OEM ● Intelligence, surveillance &
reconnaissance(ISR)
| |
| | 8-400mm |
| | +0/-0.05mm |
Surface quality(scratch&dig) | 40/20 |
| | λ/10per@633nm |
| | ＞85%,＞90% |
| | ±2''-±3'' |
| | 0.1-0.3mm |
| | AR/AF/upon customer request |
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Other Products
we can provide a variety of types of optical products, including ball lens, powell lens, optical mirrors, optical windows, spherical lens and cylinder lens, We have ability to process high-precision micro lens and can customized various of the sapphire products according to the customer.
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FAQ:
Q: What's the way of shipping and cost?
A:(1) We accept DHL, Fedex, EMS etc.
(2) it is fine If you have your own express account ,If not,we could help you ship them and Freight is in accordance with the actual settlement.
Q: How to pay?
A: T/T, Paypal, Secure payment and Assurance payment.
Q: What's your MOQ?
1.For customized products, the MOQ is 3pcs up for this type.
2.if other standard 2inch 3inch,4inch MOQ is 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 -4 weeks after you order contact.
Q: Do you have standard products?
A: Our standard products in stock. as like substrates 2inch 0.43mm 1sp or 2sp thickness each
orientation in stock.
>>Packaging – Logistcs
we concerns each details of the package , cleaning, anti-static , shock treatment . According to the quantity and shape of the product , we will take a different packaging process!
