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Qinhuangdao Intrinsic Crystal Technology Co., Ltd.

Calcium Fluoride (CaF2) Materials, Crystal Materials, CaF2 Components manufacturer / supplier in China, offering Calcium Fluoride (CaF2) Materials, Crystal Materials CaF2 Components, Precision Sapphire, Optical Windows, Sapphire Plano-Convex Lenses, China Lenses and so on.

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Calcium Fluoride (CaF2) Materials, Crystal Materials CaF2 Components

FOB Price: US $2-100 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $2-100/ Piece
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Production Capacity: 5000
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: D5~D180
  • Type: Optical Materials
  • Shape: Circular, Rectangle
  • Lenses Color: Clear
  • Customized: Customized
  • Trademark: ICC
  • HS Code: 9001909090
  • Usage: Optical
  • Transmittance: >95%
  • Material: CaF2
  • Certification: RoHS, SGS, ISO9001
  • Coating: Ar Bbar
  • Origin: Qinhuangdao
Product Description
Calcium Fluoride (CaF2) Materials, Crystal Materials CaF2 Components
Crystal for infrared use is often grown using naturally mined fluorite to reduce costs. It will not have the best transmission in the UCalcium Fluoride (CaF2)
BASE PROPERTIES
PARAMETERVALUE
OPTICAL
Transmission Range0.13 to 10 microns
Refractive Index1.39908 at 5 microns
Reflection Loss5.4% at 5 microns (2 surfaces)
Restrahlen Peak35 microns
dN/dT-10.6 x 10-6e/°C
PHYSICAL
Density3.18 g/cm3
Melting Point1360 °C
Thermal Conductivity9.71 W/(m*K)
Thermal Expansion18.85 x 10-6e/°C
HardnessKnoop 158.3 kg/mm2 (100)
Specific Heat Capacity854J/(kg K)
Dielectric Constant6.76 at 1MHz
Young's Modulus (E)75.8 GPa
Shear Modulus (G)33.77 GPa
Bulk Modulus (K)82.71 GPa
Elastic CoefficientsC11=164 MPa, C12=53 MPa, C44=33.7 MPa
Apparent Elastic Limit36.54 MPa
Poisson Ratio0.26
CHEMICAL
Solubility0.0017g/100g water at 20 °C
Molecular Weight78.08
Class/StructureCubic (111) cleavage
 
300nm due to

Calcium Fluoride Applications

 

Hellma Materials CaF2 is the foremost optical material encompassing a broad spectrum of applications:

  • IR optics
  • Optics for astronomical instrumentation
  • Microscope optics
  • Spectroscopy optics
  • UV optics
  • Laser windows
  • Excimer Laser Optics
  • Microlithography Optics
impurities.
Crystal for infrared use is often grown using naturally mined fluorite to reduce costs. It will not have the best transmission in the UV or VUV and can have absorption bands at 300nm due to impurities.
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