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 mmThickness Tolerance :
±0.1 mmSurface Accuracy :
λ/4 @ 632.8 nmParallelism :
< 1 arcminSurface Quality :
80-50Clear Aperture :
> 90%Edge Bevel :
0.2 × 45°Coating :
Custom Design Available
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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