High-Temperature Infrared Window Sapphire Wafer Al2O3 Substrate for LED and Blue Laser
the ultimate choice for high-performance optoelectronic, semiconductor, and LED applications. Sapphire, renowned for its exceptional physical and optical properties, forms the cornerstone of our state-of-the-art wafers, designed to meet the most stringent demands of today's technology landscape.
Our Sapphire Wafers are crafted from the finest raw materials, ensuring unparalleled purity and crystal quality. Their superior hardness and durability make them ideal for use in harsh environments, where resistance to scratching, wear, and corrosion is paramount. This resilience translates into long-term reliability and reduced maintenance costs for end-users.
Boasting an ultra-smooth surface finish and exceptional optical transparency, our Sapphire Wafers enable high-efficiency light transmission and reflection, critical for LED lighting, optical windows, and high-power laser systems. The wide bandgap of Sapphire also allows for efficient operation in high-temperature and high-radiation environments, making it the perfect substrate for high-performance electronic devices.
Furthermore, our Sapphire Wafers are available in various sizes, thicknesses, and orientations to cater to a diverse range of applications. Whether you're developing advanced semiconductor devices, optimizing LED lighting performance, or enhancing the durability of optical components, we have the solution that fits your needs.
Backed by our commitment to quality and innovation, our Sapphire Wafers undergo rigorous testing and inspection to ensure they meet the highest standards of the industry. We pride ourselves on providing exceptional customer service and technical support, enabling our clients to harness the full potential of Sapphire technology.
Upgrade your product offerings with our premium Sapphire Wafers and experience the benefits of superior performance, reliability, and versatility. Contact us today to learn more about how our Sapphire Wafers can transform your business and empower your technological pursuits.
| OPTICAL PROPERTIES of SAPPHIRE Al2O3 |
| Transmission Range | 0.17 to 5.5 microns |
| Refractive Index | 1.75449 (o) 1.74663 (e) at 1.06 microns |
| Reflection Loss | at 1.06 microns (2 surfaces) for o-ray - 11.7%; for e-ray - 14.2% |
| Index of Absorption | 0.3 x 10-3 cm-1 at 2.4 microns |
| dN/dT | 13.7 x 10-6 at 5.4 microns |
| dn/dm = 0 | 1.5 microns |
| PHYSICAL PROPERTIES of SAPPHIRE Al2O3 |
| Density | 3.97 g/cm3 |
| Melting Point | 2040 degrees C |
| Thermal Conductivity | 27.21 W/(m x K) at 300 K |
| Thermal Expansion | 5.6 x 10 -6 /K (parallel C-axis) & 5.0 (perpendicular C-axis) x 10 -6 /K |
| Hardness | Knoop 2000 kg/mm 2 with 2000g indenter |
| Specific Heat Capacity | 419 J/(kg x K) |
| Dielectric Constant | 11.5 (parallel C-axis) 9.4 (perpendicular C-axis) at 1MHz |
| Young's Modulus (E) | 335 GPa |
| Shear Modulus (G) | 148.1 GPa |
| Bulk Modulus (K) | 240 GPa |
| Elastic Coefficients | C11=496 C12=164 C13=115
C33=498 C44=148 |
| Apparent Elastic Limit | 275 MPa (40,000 psi) |
| Poisson Ratio | 0.25 |
| Orientation | R-plane, C-plane, A-plane, M-plane or a specified orientation |
| Orientation Tolerance | ± 0.3° |
| Diameter | 2 inches, 3 inches, 4 inches, 6 inches, 8 inches or others |
| Diameter Tolerance | 0.1mm for 2 inches, 0.2mm for 3 inches, 0.3mm for 4 inches, 0.5mm for 6 inches |
| Thickness | 0.25mm, 0.33mm, 0.43mm, 0.65mm, 1mm or others; |
| Thickness Tolerance | 25μm |
| Primary Flat Length | 16.0±1.0mm for 2 inches, 22.0±1.0mm for 3 inches, 30.0±1.5mm for 4 inches, 47.5/50.0±2.0mm for 6 inches |
| Primary Flat Orientation | A-plane (1 1-2 0 ) ± 0.2°; C-plane (0 0-0 1 ) ± 0.2°, Projected C-Axis 45 +/- 2° |
Acceptance Check
1. The product is fragile. We have adequately packed it and labeled it fragile. We deliver through excellent domestic and international express companies to ensure transportation quality.
2. After receiving the goods, please handle with care and check whether the outer carton is in good condition. Carefully open the outer carton and check whether the packing boxes are in alignment. Take a picture before you take them out.
3. Please open the vacuum package in a clean room when the products are to be applied.
4. If the products are found damaged during courier, please take a picture or record a video immediately. DO NOT take the damaged products out of the packaging box! Contact us immediately and we will solve the problem well.
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High-Temperature Infrared Window Sapphire Wafer Al2O3 Substrate For LED And Blue Laser Images
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