Стержень с сапфировым стеклом покрытием AR 400-700
- Категория: Lenses >>>
- Поставщик: Luoyang,Dingming,Optical,Technology,Co.,Ltd.
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Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-18-2025 | 0.14 $* | 0.86 $* |
| Aug-18-2025 | 0.87 $* | 0.23 $* |
| Jul-18-2025 | 0.99 $* | 0.7 $* |
| Jun-18-2025 | 0.89 $* | 0.38 $* |
| May-18-2025 | 0.18 $* | 0.1 $* |
| Apr-18-2025 | 0.39 $* | 0.49 $* |
| Mar-18-2025 | 0.74 $* | 0.35 $* |
| Feb-18-2025 | 0.7 $* | 0.67 $* |
| Jan-18-2025 | 0.68 $* | 0.69 $* |
Характеристики
AR 400-700nm coated Sapphire rod
Product Description
| Hardness,Mohs | 9 |
| Dielectric Constant For 9.37×109Hz | ~9.4@300k at A axis,~11.58@ 300K at C axis |
| Restrahlen Peak | 35 microns |
| Melting Point,℃ | 2040 |
| Thermal Conductivity,W/M-Kat 313K | 45 |
| Thermal Expansion,1/Kat 293K | 10-6.℃-1 8.8 |
| Specific Heat Capacity,J(Kg·℃) | 0.782 |
| Crystal Class | Hexagonal System |
| Knoop Hardness,Kg/M | 2000 |
| Young'S Modulus,Gpa | 380 |
| Shear Modulus,Gpa | 145 |
| Bulk Modulus,Gpa | 240 |
| A | a=4.785,c=12.991 |
| Poisson'S Ratio | 0.27-0.29 |
Packaging & Shipping
1.Shock-proof packing
2. Soft material in box
3. Case with polyfoam or cystosepiment
Company Information
Luoyang Dingming Optical Technology Co.,Ltd is a Chinese material supplier, providing optoelectronics and semiconductor substrate products since Y2012. We pride ourselves on being a speedy and cost-effective supplier in world's wafer(substrate) market. Thanks to increasing demand for speedy fabrication in substrate products for semiconductor, optoelectronic, MEMS and other applications, we are greatly expanding our exporting sales in optical element, laser lens, high-accuracy large-caliber optical element. Nowadays, we provide all kinds of materials, such as Si, Ge, ZnSe, ZnS, CaF, BaF, MgF, GaAs, Quratz glass, Sapphire, YAG Crystal, Optical glass and other infrared optical materials.
Our Services
Sales Team
We have a professional sales team to serve our customers in terms of product knowledge, sales skills and after-sales service
Production Team
We have many experienced engineers and advanced machines, they are the important guarantee for the higher quality products.
Inspection Team
we have a special QC on each production process to check the quality to ensure that the products can be presented to customers perfectly
FAQ
Q: What are your main products?
A: Infrared optics (silicon,Germanium,,ZnSe,ZnS,MgF2,BaF2,CaF2,Sapphire)
Q: How long is your delivery time?
A:usually 15 working days
Q: Do you provide samples ?
A: Of course,we can offer the samples for customer to check the quality
Q:What is your MOQ ?
A:Depends on the products,for normal size 1piece is ok
Q: What is your terms of payment ?
T/T,L/C,VISA,Paypal,Alipay,westunion
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