Abbe Number (v_d):

97.29

Axis Orientation:

Random

Bevel:

Protective as needed

Clear Aperture (%):

90

Clear Aperture CA (mm):

45.00

Diameter (mm):

50.00 +0.00/-0.10

Thickness (mm):

3.00 ±0.10

Coating:

Uncoated

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

37

Density (g/cm³):

2.64

Edges:

Fine Ground

Index of Refraction n_d:

1.392

Knoop Hardness (kg/mm²):

102

Parallelism (arcmin):

<3

Poisson's Ratio:

0.33

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

Lithium Fluoride (LiF)

Surface Flatness (P-V):

1λ @ 632.8nm

Surface Quality:

60-40

Type:

Protective Window

Wavelength Range (nm):

150 - 6000

Young's Modulus (GPa):

64.97

50mm Dia., 3mm Thick, Uncoated, Lithium Fluoride (LiF) Window

Protect your investment.