Abbe Number (v_d):

106.22

Bevel:

Protective as needed

Clear Aperture (%):

90

Clear Aperture CA (mm):

45.00

Diameter (mm):

50.00 +0.0/-0.1

Thickness (mm):

3.00 ±0.1

Coating:

Uncoated

Coefficient of Thermal Expansion CTE (10^-6/°C):

13.7

Density (g/cm³):

3.18

Edges:

Fine Ground

Index of Refraction n_d:

1.377

Knoop Hardness (kg/mm²):

415

Parallelism (arcmin):

<1

Poisson's Ratio:

0.271

Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

Magnesium Fluoride (MgF₂)

Surface Flatness (P-V):

λ/2

Surface Quality:

40-20

Type:

Protective Window

Wavelength Range (nm):

120 - 7000

Young's Modulus (GPa):

138

50mm Dia., 3mm Thick, Uncoated, Magnesium Fluoride Window

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