Calcium Fluoride Circular Optical Windows, Firebird Optics

Supplier: Firebird Optics

CAF2-50X3 CAF2-32X3 CAF2-25X4 CAF2-13X2 CAF2-38X6 CAF2-6X1 CAF2-49X6
76530-448EA 86 USD
76530-448 76530-458 76530-456 76530-454 76530-452 76530-460 76530-450
Calcium Fluoride Circular Optical Windows, Firebird Optics
Optical Windows
CaF₂ (Calcium fluoride) optical window for use in FTIR spectroscopy.

  • Multi-purpose window for use in UV/VIS and FTIR spectroscopy
  • Circular shape
  • Large transmission range of 130 nm to 9.5 μm
  • Great for use in laser and cryogenic applications
  • High damage threshold

Low index of refraction and low absorbance coefficient.

Surface quality: 60/40 scratch dig
Tolerance: Diameter - ±0.1 mm; Thickness - ±0.2 mm
Aperture: 90% (clear aperture)

Melting point: 1360 °C
Parallelism: <1 arc min
Density: 3.18 g/cm³

Young's Modulus: 75.8 (Gpa)
Knoop Hardness: 158.3 kg/mm²
Coefficient of Thermal Expansion: 18.85×10⁻⁶/°C

Certifications: In compliance with ISO 9001 standards.

Packaging: Windows are packaged in moisture-protective packaging.

Caution: Care must be taken to avoid exposure to moisture, which will degrade the optical surfaces.
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