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

100mm Dia., 3mm Thick, MgF2 Coated, B270 Window

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Stock #17-179 New
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Qty 1-5
£150.88
Qty 6+
£118.08
Volume Pricing
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Abbe Number (vd):
58.3
Bevel:
Protective as needed
Clear Aperture CA (mm):
90.00
Diameter (mm):
100.00 +0.00/-0.25
Thickness (mm):
3.00 ±0.20
Coating:
MgF2 (632.8nm)
Coating Specification:
Ravg ≤1.50% @ 632.8nm (N-BK7)
Coefficient of Thermal Expansion CTE (10-6/°C):
9.4 (+20 to +300°C)
Density (g/cm3):
2.56
Edges:
Fine Ground
Index of Refraction nd:
1.523
Knoop Hardness (kg/mm2):
500
Poisson's Ratio:
0.22
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Surface Flatness:
1λ (per 25.4mm Dia. within CA)
Surface Quality:
60-40
Type:
Protective Window
Typical Energy Density Limit:
10 J/cm2 @ 532nm, 10ns
Wavelength Range (nm):
400 - 700
Young's Modulus (GPa):
71.5

Regulatory Compliance

RoHS:

Product Family Description

  • Large Selection of Sizes
  • Available Uncoated or with a MgF2 Anti-Reflection Coating
  • Custom Sizes Available for Volume OEM Requirements

TECHSPEC® B270 Windows are ideal for commercial applications requiring a thin substrate. Available uncoated or with a MgF2 Anti-Reflection coating, these windows are often used as a protective element between two environments. Custom sizes and coatings are available for OEM applications.

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  • In Stock
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