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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
152.4mm Dia. λ/20 Fused Silica Optical Flat

Stock #47-575-000
£1,827.50
Qty 1-5
£1,827.50
Qty 6
£1,644.75
Volume Pricing
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Surface Flatness:
λ/20
Abbe Number (vd):
67.7
Coating:
Uncoated
Coefficient of Thermal Expansion CTE (10-6/°C):
0.52
Diameter (mm):
152.40
Diameter (inches):
6.00
Diameter Tolerance (inches):
+0.0/-0.02
Thickness (inches):
1.00
Color:
Clear
Construction:
Single Surface
Density (g/cm3):
2.2
Index of Refraction nd:
1.458
Knoop Hardness (kg/mm2):
522.00
Parallelism (arcmin):
≤3
Poisson's Ratio:
0.16
Thickness (mm):
25.40
Surface Quality:
60-40
Thickness Tolerance (inches):
±0.08
Type:
Interferometry
Wavelength Range (nm):
200 - 2200
Young's Modulus (GPa):
73

Regulatory Compliance

RoHS 2015:
Reach 197:

Product Description

λ/20 flats include a certificate of calibration.

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