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| Coad | 671688 | Substrate | UV grade sapphire | |
| Type | Window | Clear Aperture | >85% | |
| Diameter(mm) | 60.00 | Diameter Tolerance | +0/-0.1mm | |
| Thickness(mm) | 5.00 | Thickness Tolerance | +0/-0.1mm | |
| Wavelength(nm) | 308 | Parallelism | <10 arcsec | |
| Transmission Efficiency (%) | >98.5 | Surface Quality S1 | MIL 20/10 S/D | |
| AOI | 0° | Transmission Wavefront Deviation | λ/6 PV@633nm | |
| Coating Type | IBS | Laser Damage Threshold | - | |
| Coating Specifications | S1: AR≤0.2%@308nm / S2: AR≤0.2%@308nm | |||
Anti-reflection (AR) coated windows are widely used to protect expensive optical and laser systems. At first glance, they may appear to be very simple components. However, several key factors must be considered when designing and selecting the right windows, such as substrate and coating materials, absorption, performance stability, and operational lifetime.
Our windows are manufactured with state-of-the-art coating technology and optimized to provide excellent spectral performance, high laser-induced damage threshold (LIDT), independence from temperature and humidity, and negligible fatigue or thermal lensing effects. With precise design and optimization, these laser windows ensure maximum transmission with minimal losses.
AR-coated windows play a critical role in optical and laser systems, typically serving as protective barriers for expensive optics and laser equipment against environmental influences. While they may appear simple in structure, their performance is directly linked to the stability and efficiency of the overall laser system. Therefore, careful consideration of factors such as substrate and coating materials, absorption losses, performance stability, durability, and operational lifetime is essential.
Through precise design and advanced optimization, our laser windows not only maximize transmission efficiency but also ensure long-term reliability and stability of the system. Whether for scientific research, laser processing, optical transmission systems, or high-power laser platforms, our AR-coated windows provide ideal optical support to meet the demanding requirements of high-performance laser applications.
Notes: For best performance, store and operate the windows at 25 °C with 40%–60% relative humidity. If the window surface becomes contaminated, gently clean it with >99% alcohol and lint-free lens tissue. Avoid rough fabrics, water, or abrasive cleaners to prevent coating damage.
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