eo_logo
  • Country/Region
  • cart   
 
See all 206 Products in Family
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

9mm Dia., 2mm Thick, VIS 0° Coated λ/4 N-BK7 Window

Stock #49-123
×
Qty 1-5
€65.00
Qty 6+
€52.00
Volume Pricing
Request Quote
Abbe Number (vd):
64.17
Bevel:
Protective as needed
Clear Aperture (%):
90
Clear Aperture CA (mm):
8.10
Diameter (mm):
9.00 +0.0/-0.25
Thickness (mm):
2.00 ±0.20
Coating:
VIS 0° (425-675nm)
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
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):
425 - 675
Young's Modulus (GPa):
82

Regulatory Compliance

RoHS 2015:
Reach 211:

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
8.0 - 118.0 Optic Height, English Bar-Type Optic Holder #03-666 €95.25
Qty 10+ €85.75 Request Quote
  • In Stock
    ×
7.0 - 67.0 Optic Height, English Bar-Type Optic Holder #03-669 €91.25
Qty 10+ €82.25 Request Quote
  • 2-3 days
    ×
7.0 - 40.0 Optic Height, English Bar-Type Optic Holder #03-676 €85.00
Qty 10+ €76.50 Request Quote
  • 2-3 days
    ×
5.0 - 25.0mm Optic Height, Metric Bar-Type Optic Holder #55-529 €85.00
Qty 10+ €76.50 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
    ×
9.0mm Optic Dia., Optic Mount #64-553 €23.50
Qty 10+ €22.50 Request Quote
  • 2-3 days
    ×
4.0 - 36.0mm Optic Dia., Self-Centering Jaw Clamp #16-077 New
×
€130.00
Qty 5+ €117.00 Request Quote
  • 2-3 days
    ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp #16-078 New
×
€340.00
Qty 5+ €306.00 Request Quote
  • 2-3 days
    ×
Sales & Expert Advice
 
or view regional numbers
Easy-to-Use
QUOTE TOOL
enter stock numbers to begin


×