eo_logo
  • Country/Region
  • cart   
 
See all 208 Products in Family
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

50mm Dia., 6mm Thick, VIS-EXT Coated, λ/4 N-BK7 Window

Stock #13-306 New
×
×
Qty 1-5
£91.38
Qty 6+
£73.10
Volume Pricing
Request Quote
Abbe Number (vd):
64.17
Bevel:
Protective as needed
Clear Aperture (%):
90
Clear Aperture CA (mm):
45.00
Diameter (mm):
50.00 +0.0/-0.25
Thickness (mm):
6.00 ±0.20
Coating:
VIS-EXT (350-700nm)
Coating Specification:
Ravg <0.5% @ 350 - 700nm
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 Flatness:
λ/4
Surface Quality:
60-40
Type:
Protective Window
Typical Energy Density Limit:
5 J/cm2 @ 532nm, 10ns
Wavelength Range (nm):
350 - 700
Young's Modulus (GPa):
82

Regulatory Compliance

RoHS:

Product Family Description

  • λ/4 Surface Flatness
  • Broadband Anti-Reflection Coating Options Available
  • Custom Coatings and Sizes Available for Volume OEM Quantities
  • Also Available with Laser Line V-Coats

TECHSPEC® λ/4 N-BK7 Precision Windows are ideally suited for industrial and low power laser applications. The high tolerance design yields minimal beam distortion and scatter. Broadband coating options extend the range of these precision windows through the visible and near-infrared spectra.

Title  Compare Stock Number  Price Buy
50.0mm Optic Dia., Optic Mount Fixed #64-567 £42.50
Qty 10+ £38.25 Request Quote
  • In Stock
    ×
50.0mm Optic Dia., Optic Mount Fixed #64-568 £42.50
Qty 10+ £38.25 Request Quote
  • In Stock
    ×
50.0/50.8mm Optic Dia., E-Series Kinematic Mount Adjustable - Tip-Tilt #15-867 New
×
£59.90
Qty 10+ £56.90 Request Quote
  • 3-4 days
    ×
50.0/50.8mm Optic Dia., Optical Cell Assembly Fixed #36-465 £84.79
Qty 10+ £76.50 Request Quote
  • 3-4 days
    ×
50.0/50.8mm Optic Dia., Kinematic Mount, 2-Screws Adjustable - Tip-Tilt #58-852 £101.15
Qty 5+ £91.16 Request Quote
  • In Stock
    ×
50.0/50.8mm Optic Dia., Kinematic Mount, 3-Screws Adjustable - Tip-Tilt #58-855 £118.15
Qty 5+ £106.46 Request Quote
  • In Stock
    ×
50.0mm Optic Dia., Kinematic Mirror Mount Adjustable - Tip-Tilt #55-004 £200.60 Request Quote
  • 3-4 days
    ×
50.0/50.8mm Optic Dia., X-Y Translating Optic Mount Adjustable - Linear (XY) #62-957 £213.14
Qty 5+ £202.51 Request Quote
  • In Stock
    ×
50.0mm Optic Dia., Kinematic Mirror Mount with Micrometer Adjustable - Tip-Tilt #55-457 £214.20 Request Quote
  • In Stock
    ×
50.0/50.8mm Optic Dia., Kinematic Mirror Mount Adjustable - Tip-Tilt #55-005 £250.75 Request Quote
  • 3-4 days
    ×
50.0/50.8mm Optic Dia., Kinematic Mirror Mount with Micrometer Adjustable - Tip-Tilt #56-326 £267.75 Request Quote
  • In Stock
    ×
50.0/50.8mm Optic Dia., Precision Gimbal Mount Adjustable - Gimbal #55-000 £359.13
Qty 5+ £323.21 Request Quote
  • 3-4 days
    ×
50.0/50.8mm Optic Dia., X-Y-Z Translating Optic Mount Adjustable - Linear (XYZ) #62-960 £420.75
Qty 5+ £399.71 Request Quote
  • 3-4 days
    ×
50.0/50.8mm Optic Dia., 5 Axes Optical Mount Adjustable - Linear (XYZ) & Tip-Tilt #13-778 £582.25
Qty 5+ £553.14 Request Quote
  • In Stock
    ×
9.5 - 73.0mm Optic Dia., Three-Screw Adjustable Ring Mount Fixed #36-605 £54.19
Qty 10+ £48.88 Request Quote
  • In Stock
    ×
19.5 - 108.0mm Optic Dia., Three-Screw Adjustable Ring Mount Fixed #03-670 £73.74
Qty 10+ £66.51 Request Quote
  • 3-4 days
    ×
7.0 - 67.0 Optic Height, English Bar-Type Optic Holder Fixed #03-669 £77.56
Qty 10+ £69.91 Request Quote
  • 3-4 days
    ×
10.0 - 60.0mm Optic Height, Metric Bar-Type Optic Holder Fixed #55-530 £77.56
Qty 10+ £69.91 Request Quote
  • In Stock
    ×
8.0 - 118.0 Optic Height, English Bar-Type Optic Holder Fixed #03-666 £80.96
Qty 10+ £72.89 Request Quote
  • In Stock
    ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp Fixed #16-078 New
×
£289.00
Qty 5+ £260.10 Request Quote
  • 3-4 days
    ×
×