Sapphire Optical Windows Customizable 99.99% Al₂O₃ High Transparency for Laser Windows

Sapphire windows are made from single-crystal aluminum oxide (Al₂O₃), characterized by ​​high hardness, excellent transparency, high-temperature resistance, and corrosion resistance​​. They are widely used in optical systems and harsh environments. Naturally occurring as corundum, this material can be finely processed to produce high-quality optical windows.

Basic Parameters Table​​

Sapphire Optical Windows Features & Advantages​​

• High Hardness and Wear Resistance​​: Sapphire (Al₂O₃) is the ​​second hardest material on Earth after diamond​​, with a Mohs hardness of 9, ensuring exceptional wear resistance.
• Excellent Transparency​​: Sapphire windows typically exhibit ​​over 80% transmittance in the visible spectrum​​ and ​​exceeding 90% in the near- to mid-infrared range​​.
• ​High Temperature Resistance​​: Capable of remaining stable at temperatures ​​up to 2000°C​​, making it suitable for high-temperature applications.
• ​Strong Corrosion Resistance​​: Highly resistant to acids, alkalis, and various solvents, ideal for use in corrosive environments.

Sapphire Optical Windows Application Fields​

1. Laser Systems​​: Withstand high-power laser beams, serving as optical windows in laser devices.

2. ​​Optical Sensors and Instruments​​: Protect sensors in harsh environments to ensure data accuracy; also used in precision optical instruments.

3. ​​High-Temperature and High-Pressure Equipment​​: Maintain clear visibility for observation and monitoring in extreme process conditions.

4. ​​Aerospace and Aviation​​: Used in aircraft cockpit windows due to their high strength and weather resistance.

5. ​Architecture and Automotive Industries​​: Employed in large glass curtain walls, skylights, and high-end car side windows for their strength, aesthetics, and transparency.

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1. Custom Monocrystalline Sapphire Optical Domes Sapphire Protective Window

​​Q1: Why choose a sapphire optical window over other materials?​​

​​A1:​​ Sapphire optical windows offer ​​exceptional hardness (Mohs 9), high thermal stability (up to 2000°C), and broad-spectrum transparency (UV to mid-IR)​​, making them ideal for harsh environments like laser systems and high-temperature applications.

​​Q2: What are the key applications of sapphire optical windows?​​

​​A2:​​ They are widely used in ​​high-power laser systems, optical sensors, aerospace windows, and industrial equipment​​ due to their durability, chemical inertness, and ability to maintain performance under extreme conditions.

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