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Calcium Fluoride Circular Optical Window

Calcium Fluoride Circular Optical Window

The calcium fluoride circular optical window is fabricated from high-purity CaF₂ crystal, offering broadband transmission and low dispersion from ultraviolet to far infrared wavelengths. This calcium fluoride optical window is ideal for laser systems, sensor protection, and precision optical applications.

  • Material :

    Calcium Fluoride (CaF₂)
  • Dimension Tolerance :

    +0.0 / −0.1 mm
  • Thickness Tolerance :

    ±0.1 mm
  • Surface Accuracy :

    λ/4 @ 632.8 nm
  • Parallelism :

    < 1 arcmin
  • Surface Quality :

    80-50
  • Clear Aperture :

    > 90%
  • Edge Bevel :

    0.2 × 45°
  • Coating :

    Custom Design Available
  • Product Details

 

Product Description

This calcium fluoride circular window is designed to isolate internal optical systems from external environments while maintaining high optical transmission. Thanks to its wide spectral range and stable physical properties, CaF₂ optical windows perform reliably even in corrosive or demanding conditions.

 

Performance Advantages

Ultra-broad transmission range from 0.13 to 10 μm

Low dispersion minimizes chromatic aberration

Excellent corrosion resistance and environmental stability

High surface accuracy ensures optical performance

Custom coating designs available for specific applications

 

Application Range

Laser systems and optical component protection

Sensor and detector windows

Chemical analysis and laboratory instruments

Microscopy and high-precision imaging systems

Optical applications in corrosive environments

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