Sapphire
- Sapphire (Al₂O₃) is a high-performance optical crystal. It features excellent mechanical strength, high hardness, great thermal conductivity and wide optical transmittance. It is resistant to corrosion and abrasion.
- It can be fabricated into various precision optical components according to customer requirements.
Features
• Ultra-high hardness and mechanical strength
• Wide transmission range from UV to mid-infrared
• Outstanding thermal conductivity
• Excellent corrosion and wear resistance
• Custom dimensions, polishing and coating available
Application
High-pressure optical windows, protective windows, infrared lenses, optical substrates, aerospace and laser systems.
Specifications
• Optical Component: Sapphire Crystal
• Material: Aluminum Oxide (Al₂O₃)
• Transmission Range: 150 nm - 5500 nm
• Surface Quality: 20-10 Scratch-Dig
• Surface Figure: λ/8
• Dimension Tolerance: +0.0 / -0.1 mm
• Clear Aperture: >90% of aperture
• Coating Options: Uncoated / AR coating / Broadband AR
• Size Range: 3 mm - 80 mm