CaF2 Optical Crystals For Laser Windows Cryogenically Cooled Thermal Imaging

Brand Name:CRYLINK
Certification:Iso9001
Model Number:CRYLINK-CaF2 Crystal
Minimum Order Quantity:1 Pieces
Delivery Time:3-4 weeks
Payment Terms:TT
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Location: Shanghai Shanghai China
Address: No.200, Zgaoxian Road, Jiading Zone, Shanghai, China
Supplier`s last login times: within 36 hours
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Product Details

Description

Calcium Fluoride(CaF2) optical Crystal is widespread used in applications of Ultraviolet(UV),Infrared(IR) and visible light, like optical windows, optical lens and thermal imagining, it has wide transmissive range from 0.13um(UV) to 10um(IR) and low refractive index. Calcium Fluoride’s combination of low absorption with a high damage threshold makes it an excellent material for use with Excimer lasers.


Parameter

Physical and Chemical Properties

PropertyValue
Chemical formulaCaF2
Crystal structureCubic
Lattice parametersa = 5.462Å
Density3.18 g/cm3
Melting Point1418°C
Refractive Index1.39908@5um
Thermal Conductivity/(W·cm-1·K-1@36°C)9.71
Thermal Expansion16.5-19.4
Specific Heat / (J·g-1·K-1)0.8876×103
Hardness (Mohs)4
Young`s Modulus /GPa75.79
Shear Modulus / GPa33.76
Orientation[100] or [111]
Poisson Ratio0.28

Specifications Conventional

PropertyValue
MaterialsCaF2
Orientation<100>,<±0.5°
Paralle10ꞌꞌ
Perpendicular10ꞌ
Surface quality40//20
Wavefront ditortionλ/4@632nm
Clear aperture>95%
Chamfer<0.2×45°
Thickness/Diameter tolerance±0.1 mm
Maximum dimensionsDia300×100mm
Surface flatnessλ/4@632nm

Specifications Highp Recision

PropertyValue
MaterialsCaF2
Orientation<001> or <100>,<±0.2°
Paralle10ꞌꞌ
Perpendicular5ꞌ
Surface quality10//5
Wavefront ditortionλ/8@632nm
Clear aperture>95%
Chamfer<0.2×45°
Thickness/Diameter tolerance±0.1 mm
Maximum dimensionsDia300×100mm
Surface flatnessλ/8@632nm

Spectrums

Feature

  • Low refractive index
  • Insolubility
  • Wide transmission range
  • Low dispersion
  • High temperature resistance

​Application

  • Achromatic microscope
  • Laser windows
  • Excimer Laser Optics
  • UV and IR windows
  • CaF2 lens
  • Cryogenically cooled thermal imaging
China CaF2 Optical Crystals For Laser Windows Cryogenically Cooled Thermal Imaging supplier

CaF2 Optical Crystals For Laser Windows Cryogenically Cooled Thermal Imaging

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