eo_logo
  • Country/Region
  • cart   
 
See all 70 Products in Family
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

25mm Diameter, 980nm V-Coat, λ/4 N-BK7 Window

×
Stock #83-521
×
Qty 1-5
$108.00
Qty 6+
$95.50
Volume Pricing
Request Quote
Bevel:
Protective as needed
Clear Aperture CA (mm):
22.50
Coating:
Laser V-Coat (980nm)
Coating Specification:
Rabs <0.25% @ 980nm
Diameter (mm):
25.00 +0.00/-0.25
Thickness (mm):
4.00 ±0.20
Design Wavelength DWL (nm):
980
Parallelism (arcmin):
≤1
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Surface Flatness:
λ/4
Surface Quality:
60-40
Type:
Laser Line Window
Young's Modulus (GPa):
82
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
Index of Refraction nd:
1.516
Poisson's Ratio:
0.206
Abbe Number (vd):
64.17
Edges:
Fine Ground

Regulatory Compliance

RoHS 2015:
Reach 219:

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.

Laser Optics

Title  Type Compare Stock Number  Price Buy
25.0/25.4mm Optic Dia., SM1 Thin Mount, M4 Fixed #13-787 $17.50
Qty 5+ $16.60 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, 8-32 Fixed #13-788 $17.50
Qty 5+ $16.60 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., E-Series Kinematic Mount Adjustable - Tip-Tilt #15-866 $39.00
Qty 10+ $37.00 Request Quote
  • In Stock
    ×
25.0mm Optic Dia., Optic Mount Fixed #64-560 $42.50
Qty 10+ $38.20 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, M4, Quick Start Optical Mounts Fixed #17-536 $52.50 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, 8-32, Quick Start Optical Mounts Fixed #17-537 $52.50 Request Quote
  • In Stock
    ×
2.0 - 35.0mm Optic Dia., Three-Screw Adjustable Ring Mount Fixed #03-668 $56.00
Qty 10+ $49.50 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Side Flange Direct Mount Fixed #36-414 $59.50 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., L-Slot Direct Mount Fixed #36-410 $59.50 Request Quote
  • In Stock
    ×
9.5 - 73.0mm Optic Dia., Three-Screw Adjustable Ring Mount Fixed #36-605 $70.00
Qty 10+ $62.00 Request Quote
  • In Stock
    ×
25/25.4mm Diameter, E-Series Kinematic Mount, Quick Start Optical Mounts Adjustable - Tip-Tilt #17-521 New
×
$74.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mount, 2-Screws Adjustable - Tip-Tilt #58-851 $82.00
Qty 5+ $73.80 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., L-Slot and Rotation Direct Mount Adjustable - Rotary #36-411 $86.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mount, 3-Screws Adjustable - Tip-Tilt #58-854 $90.00
Qty 5+ $81.00 Request Quote
  • In Stock
    ×
5.0 - 25.0mm Optic Height, Metric Bar-Type Optic Holder Fixed #55-529 $90.00
Qty 10+ $81.00 Request Quote
  • In Stock
    ×
7.0 - 40.0 Optic Height, English Bar-Type Optic Holder Fixed #03-676 $90.00
Qty 10+ $81.00 Request Quote
  • In Stock
    ×
19.5 - 108.0mm Optic Dia., Three-Screw Adjustable Ring Mount Fixed #03-670 $96.00
Qty 10+ $85.00 Request Quote
  • In Stock
    ×
7.0 - 67.0 Optic Height, English Bar-Type Optic Holder Fixed #03-669 $98.00
Qty 10+ $88.00 Request Quote
  • In Stock
    ×
10.0 - 60.0mm Optic Height, Metric Bar-Type Optic Holder Fixed #55-530 $98.00
Qty 10+ $88.00 Request Quote
  • In Stock
    ×
8.0 - 118.0 Optic Height, English Bar-Type Optic Holder Fixed #03-666 $101.00
Qty 10+ $91.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Optical Cell Assembly Fixed #36-461 $106.00
Qty 10+ $94.00 Request Quote
  • In Stock
    ×
25/25.4mm Dia., Kinematic Mount, 3-Screws, Quick Start Optical Mounts Adjustable - Tip-Tilt #17-523 $125.00 Request Quote
  • In Stock
    ×
2"/50.8mm Diameter, Bar Type Lens / Filter Holder, Quick Start Optical Mounts Fixed #17-530 $135.00 Request Quote
  • In Stock
    ×
4.0 - 36.0mm Optic Dia., Self-Centering Jaw Clamp Fixed #16-077 $136.00
Qty 5+ $120.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., X-Y Translating Optic Mount Adjustable - Linear (XY) #62-956 $245.00
Qty 5+ $233.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Diameter, X-Y Translating Quick Start Optical Mounts Adjustable - Linear (XY) #17-513 $282.80 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mirror Mount Adjustable - Tip-Tilt #55-003 $299.00
Qty 5+ $284.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mirror Mount with Micrometer Adjustable - Tip-Tilt #55-456 $320.00
Qty 5+ $304.00 Request Quote
  • In Stock
    ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp Fixed #16-078 $356.00
Qty 5+ $314.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mirror Mount with Micrometer, Quick Start Optical Mounts Adjustable - Tip-Tilt #17-519 $362.90 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Precision Gimbal Mount Adjustable - Gimbal #54-999 $409.00
Qty 5+ $364.00 Request Quote
  • In Stock
    ×
25/25.4mm ID, Precision Gimbal Mount, Quick Start Optical Mounts Adjustable - Gimbal #17-517 $455.40 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., X-Y-Z Translating Optic Mount Adjustable - Linear (XYZ) #62-959 $481.00
Qty 5+ $433.00 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., 5 Axes Optical Mount Adjustable - Linear (XYZ) & Tip-Tilt #13-776 $670.00
Qty 5+ $637.00 Request Quote
  • In Stock
    ×
×