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

38.1mm Dia., 1030nm, λ/10 Ultra-Low Reflectivity Window

λ/10 Ultra-Low Reflectivity Windows

λ/10 Ultra-Low Reflectivity Windows

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Stock #11-272 Clearance In Stock
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C$144.20
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C$144.20
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Specifications

General

Type:
Laser Line Window

Physical & Mechanical Properties

Bevel:
Protective as needed
Clear Aperture CA (mm):
34.29
Diameter (mm):
38.10 +0.00/-0.10
Thickness (mm):
6.35 ±0.20
Parallelism (arcmin):
<3
Young's Modulus (GPa):
73
Poisson's Ratio:
0.16
Edges:
Fine Ground

Optical Properties

Angle of Incidence (°):
0
Coating:
Laser Ultra V-Coat (1030nm)
Coating Specification:
Rabs <0.10% @ 1030nm
Design Wavelength DWL (nm):
1030
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Fused Silica (Corning 7980)
Surface Flatness (P-V):
λ/10
Surface Quality:
10-5
Index of Refraction (nd):
1.458
Abbe Number (vd):
67.8
Damage Threshold, By Design: Damage threshold for optical components varies by substrate material and coating. Click here to learn more about this specification.
15 J/cm2 @ 1030nm, 20ns, 20Hz

Material Properties

Fused Silica Grade:
7980 0F
Coefficient of Thermal Expansion CTE (10-6/°C):
0.52 (+5 to +35°C)
0.57 (0 to +200°C)
0.48 (-100 to +200°C)
Density (g/cm3):
2.20

Regulatory Compliance

RoHS 2015:
Reach 219:
Certificate of Conformance:

Product Details

  • <0.1% Reflectivity Laser Line Coatings
  • Nd:YAG and Yb:YAG Wavelength Options
  • Reduce Typical Laser System Losses by 3% (Compared to a 0.25% Specified System with 10 Transmissive Optics)
  • Increased Transmission Reduces Back Reflections, Ghost Images, and Stray Light

TECHSPEC® λ/10 Ultra-Low Reflectivity Windows feature anti-reflection coatings with reflection lower than 0.1% at the design wavelength. These windows feature high quality fused silica substrates with λ/10 surface flatness and 10-5 surface quality to minimize scatter. With ultra-low reflectivity and high damage thresholds, these windows are ideal for integration into laser systems to virtually eliminate surface reflections. TECHSPEC λ/10 Ultra-Low Reflectivity Windows are available in a range of laser V-Coats from 266nm to 1064nm for compatibility with Nd:YAG and Yb:YAG laser sources. Imperial diameter sizes from 12.7mm to 50.8mm are available.

Technical Information

Related Products

Custom

Edmund Optics offers comprehensive custom manufacturing services for optical and imaging components tailored to your specific application requirements. Whether in the prototyping phase or preparing for full-scale production, we provide flexible solutions to meet your needs. Our experienced engineers are here to assist—from concept to completion.

Our capabilities include:

  • Custom dimensions, materials, coatings, and more
  • High-precision surface quality and flatness
  • Tight tolerances and complex geometries
  • Scalable production—from prototype to volume

Learn more about our custom manufacturing capabilities or submit an inquiry here.

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