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

50mm Square Uncoated, B270 Window

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Stock #48-413
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Qty 1-5
$50.50
Qty 6+
$40.60
Volume Pricing
Request Quote
Abbe Number (vd):
58.3
Bevel:
Protective as needed
Clear Aperture CA (mm):
45.00 x 45.00
Dimensions (mm):
50.00 x 50.00
Thickness (mm):
3.00
Coating:
Uncoated
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:
Surface Quality:
60-40
Type:
Protective Window
Wavelength Range (nm):
360 - 2700
Young's Modulus (GPa):
71.5
Length (mm):
50.00
Width (mm):
50.00

Regulatory Compliance

RoHS 2015:
Reach 219:

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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50/50.8mm Sq. Kinematic Mount, 2 Screws Adjustable - Tip-Tilt #58-858 $125.00
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50/50.8mm Sq. Kinematic Mount, 3 Screws Adjustable - Tip-Tilt #58-861 $139.00
Qty 5+ $125.25 Request Quote
  • In Stock
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