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CaF2 Substrate
April 27, 2021
TGG Substrate
April 27, 2021

BaF2 Substrate

Advantage

1.IR performance, good optical transmittance 

Category:
Description
  • BaF2 optical crystal has excellent IR performance, good optical transmittance over wide spectrum range.

    Properties:

    Densityg/cm3

    4.89

    Melting Point(℃)

    1280

    Thermal Conductivity

    11.72 Wm-1K-1 at 286K

    Thermal Expansion

    18.1 x 10-6 /℃ at 273K

    Knoop Hardness

    82 with 500g indenter (kg/mm2)

    Specific Heat Capacity

    410J/(kg.k)

    Dielectric Constant

    7.33 at 1MHz

    Youngs Modulus (E)

    53.07 GPa

    Shear Modulus (G)

    25.4 GPa

    Bulk Modulus (K)

    56.4 GPa

    Elastic Coefficient

    Elastic CoefficientElastic Coefficient

    Apparent Elastic Limit

    26.9 MPa (3900 psi)

    Poisson Ratio

    0.343

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