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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

25mm Dia -0.25λ Aberration, Spherical Aberration Plate

Spherical Aberration Compensation Plates

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Stock #66-756
£446.25
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Qty 1+
£446.25
Volume Pricing
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Aberration:
-0.25λ ±λ/16 @ 587nm
Abbe Number (vd):
64.17
Bevel:
Protective as needed
Clear Aperture (%):
>85
Clear Aperture CA (mm):
21.25
Diameter (mm):
25.00 +0.00/-0.25
Thickness (mm):
4.00 ±0.20
Coating:
Uncoated
Coefficient of Thermal Expansion CTE (10-6/°C):
7.1 (-30 to +70°C)
8.3 (+20 to +300°C)
Density (g/cm3):
2.51
Edges:
Fine Ground
Index of Refraction nd:
1.516
Knoop Hardness (kg/mm2):
610
Parallelism (arcmin):
<1
Poisson's Ratio:
0.206
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Surface Quality:
60-40
Type:
Specialty Window
Wavelength Range (nm):
350 - 2200
Young's Modulus (GPa):
82

Regulatory Compliance

RoHS:

Product Description

The arrow on the spherical aberration compensation plates points in the direction of light travel.
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