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Products / Optics / Windows and Diffusers / Visible Windows / B270 Windows
See all 38 Products in Family
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

15mm Diameter Uncoated, B270 Window

Stock #45-638
×
Qty 1-5
$25.50
Qty 6+
$20.60
Volume Pricing
Request Quote
Abbe Number (vd):
58.3
Bevel:
Protective as needed
Clear Aperture CA (mm):
13.50
Diameter (mm):
15.00 ±0.25
Thickness (mm):
2.00
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
B270
Surface Flatness:
1λ
Surface Quality:
60-40
Type:
Protective Window
Wavelength Range (nm):
360 - 2700
Young's Modulus (GPa):
71.5

Regulatory Compliance

RoHS 2015:
Compliant
×
Reach 211:
Compliant
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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.

Title  Compare Stock Number  Price Buy
8.0 - 118.0 Optic Height, English Bar-Type Optic Holder #03-666 $95.25
Qty 10+ $85.75 Request Quote
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7.0 - 67.0 Optic Height, English Bar-Type Optic Holder #03-669 $91.25
Qty 10+ $82.25 Request Quote
  • In Stock
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7.0 - 40.0 Optic Height, English Bar-Type Optic Holder #03-676 $85.00
Qty 10+ $76.50 Request Quote
  • In Stock
    ×
5.0 - 25.0mm Optic Height, Metric Bar-Type Optic Holder #55-529 $85.00
Qty 10+ $76.50 Request Quote
  • In Stock
    ×
10.0 - 60.0mm Optic Height, Metric Bar-Type Optic Holder #55-530 $91.25
Qty 10+ $82.25 Request Quote
  • In Stock
    ×
2.0 - 35.0mm Optic Dia., Three-Screw Adjustable Ring Mount #03-668 $51.00
Qty 10+ $46.00 Request Quote
  • In Stock
    ×
9.5 - 73.0mm Optic Dia., Three-Screw Adjustable Ring Mount #36-605 $63.75
Qty 10+ $57.50 Request Quote
  • In Stock
    ×
15.0mm Optic Dia., Optic Mount #64-557 $23.50
Qty 10+ $22.50 Request Quote
  • Contact Us
    ×
4.0 - 36.0mm Optic Dia., Self-Centering Jaw Clamp #16-077 New
×
$130.00
Qty 5+ $117.00 Request Quote
  • In Stock
    ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp #16-078 New
×
$340.00
Qty 5+ $306.00 Request Quote
  • In Stock
    ×
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