Calcium Fluoride (CaF₂) Optical Windows | UV to IR Broadband Transmission

Our Calcium Fluoride (CaF₂) optical windows are manufactured from high-purity single crystals to deliver superior performance across a wide spectral range. As a robust and versatile optical material, CaF₂ is prized for its unique combination of broadband transmission, low absorption, and exceptional laser resistance.

The Main Advantages

• High hardness and corrosion resistance
• High thermal conductivity and low thermal expansion coefficient
• Good mechanical and chemical stability

Main Applications

• Laser resonator mirror: Laser manufacturing, laser application, etc.

• Optical coating material: Optical component manufacturing, optical coating services and other industries

• The protective window of infrared sensor: Infrared sensor manufacturing, infrared thermal imager manufacturing, etc.

We Can Provide

• Visible, infrared, ultraviolet calcium fluoride crystal materials
• The maximum crystal size can reach ∅200 mm×90 mm
• Processable products include optical windows, flat plates and any shapes required by customers