Bevel:

Break Edges

Clear Aperture CA (mm):

113.90

Coating:

Laser V-Coat (1064nm)

Coating Specification:

R_abs <0.25% @ 1064nm
R_avg <0.5% 1030 - 1090nm

Diameter (mm):

134.00 ±0.1

Thickness (mm):

3.00 ±0.1

Design Wavelength DWL (nm):

1064

Parallelism (arcmin):

<30

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

Fused Silica (Corning 7980)

Surface Quality:

20-10

Transmitted Wavefront, P-V:

2λ (70% of Dia.)

Type:

Protective Window

Young's Modulus (GPa):

73

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

0.52 (+5 to +35°C)
0.57 (0 to +200°C)
0.48 (-100 to +200°C)

Density (g/cm³):

2.20

Index of Refraction n_d:

1.458

Poisson's Ratio:

0.16

Abbe Number (v_d):

67.8

Edges:

Fine Ground

15 J/cm² @ 1064nm, 20ns, 20Hz

134mm Dia. 1064nm Laser Debris Shield

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