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

9mm Diameter, 633nm V-Coat, λ/4 N-BK7 Window

Stock #49-136
S$193.75
×
Qty 1-5
S$193.75
Qty 6
S$174.38
Volume Pricing
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Clear Aperture (%):
90
Coating:
Laser V-Coat (633nm)
Coating Specification:
Rabs <0.25% @ 633nm
Diameter (mm):
9.00 +0.00/-0.25
Thickness (mm):
2.00
Design Wavelength DWL (nm):
633
Parallelism (arcmin):
1
Substrate:
Surface Flatness:
λ/4
Surface Quality:
60-40
Thickness Tolerance (mm):
±0.20
Type:
Laser Line Window
Young's Modulus (GPa):
82
Knoop Hardness (GPa):
610
Coefficient of Thermal Expansion CTE (10-6/°C):
7.1
Density (g/cm3):
2.51
Index of Refraction nd:
1.516
Poisson's Ratio:
0.206
Abbe Number (vd):
64.17

Regulatory Compliance

RoHS 2015:
Reach 209:

Product Family Description

  • <0.25% Reflection at Design Wavelength
  • Coatings Available for HeNe, Diode, and Nd:YAG Laser Sources
  • Precision N-BK7 Substrate
  • Also Available Uncoated, MgF2 Coated and VIS 0° Coated

TECHSPEC® λ/4 N-BK7 Laser Line Windows are ideally suited for industrial and low power laser applications. The high tolerance design yields minimal beam distortion and scatter. Anti-reflection coatings provide <0.25% reflection at the coating's design wavelengths.

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