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, 405nm V-Coat, λ/4 N-BK7 Window

Stock #64-041
×
Qty 1-5
£80.75
Qty 6+
£72.67
Volume Pricing
Request Quote
Bevel:
Protective as needed
Clear Aperture CA (mm):
22.50
Coating:
Laser V-Coat (405nm)
Coating Specification:
Rabs <0.25% @ 405nm
Diameter (mm):
25.00 +0.00/-0.25
Thickness (mm):
4.00 ±0.20
Design Wavelength DWL (nm):
405
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 £13.60 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, 8-32 Fixed #13-788 £13.60 Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., E-Series Kinematic Mount Adjustable - Tip-Tilt #15-866 New
×
£29.90
Qty 10+ £28.40 Request Quote
  • 3-4 days
    ×
25.0mm Optic Dia., Optic Mount Fixed #64-560 £32.51
Qty 10+ £29.32 Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, M4, Quick Start Optical Mounts Fixed #17-536 £41.23 Request Quote
  • Contact Us
    ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, 8-32, Quick Start Optical Mounts Fixed #17-537 £41.23 Request Quote
  • Contact Us
    ×
25.0/25.4mm Optic Dia., L-Slot Direct Mount Fixed #36-410 £45.90 Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., Side Flange Direct Mount Fixed #36-414 £45.90 Request Quote
  • 3-4 days
    ×
25/25.4mm Diameter, E-Series Kinematic Mount, Quick Start Optical Mounts Adjustable - Tip-Tilt #17-521 £59.50 Request Quote
  • Contact Us
    ×
25.0/25.4mm Optic Dia., Optical Cell Assembly Fixed #36-461 £66.94
Qty 10+ £60.35 Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., L-Slot and Rotation Direct Mount Adjustable - Rotary #36-411 £67.15 Request Quote
  • 3-4 days
    ×
5.0 - 25.0mm Optic Height, Metric Bar-Type Optic Holder Fixed #55-529 £72.25
Qty 10+ £65.02 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mount, 2-Screws Adjustable - Tip-Tilt #58-851 £84.15
Qty 5+ £75.86 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mount, 3-Screws Adjustable - Tip-Tilt #58-854 £92.65
Qty 5+ £83.51 Request Quote
  • In Stock
    ×
25/25.4mm Dia., Kinematic Mount, 3-Screws, Quick Start Optical Mounts Adjustable - Tip-Tilt #17-523 £116.03 Request Quote
  • Contact Us
    ×
25.0/25.4mm Optic Dia., Kinematic Mirror Mount Adjustable - Tip-Tilt #55-003 £163.63 Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., Kinematic Mirror Mount with Micrometer Adjustable - Tip-Tilt #55-456 £175.53 Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., X-Y Translating Optic Mount Adjustable - Linear (XY) #62-956 £191.46
Qty 5+ £181.90 Request Quote
  • In Stock
    ×
25.0/25.4mm Optic Dia., Kinematic Mirror Mount with Micrometer, Quick Start Optical Mounts Adjustable - Tip-Tilt #17-519 £201.03 Request Quote
  • Contact Us
    ×
25.0/25.4mm Optic Diameter, X-Y Translating Quick Start Optical Mounts Adjustable - Linear (XY) #17-513 £212.08 Request Quote
  • Contact Us
    ×
25.0/25.4mm Optic Dia., Precision Gimbal Mount Adjustable - Gimbal #54-999 £218.66
Qty 5+ £196.99 Request Quote
  • 3-4 days
    ×
25/25.4mm ID, Precision Gimbal Mount, Quick Start Optical Mounts Adjustable - Gimbal #17-517 £244.80 Request Quote
  • Contact Us
    ×
25.0/25.4mm Optic Dia., 5 Axes Optical Mount Adjustable - Linear (XYZ) & Tip-Tilt #13-776 £315.35
Qty 5+ £299.63 Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., X-Y-Z Translating Optic Mount Adjustable - Linear (XYZ) #62-959 £376.34
Qty 5+ £338.72 Request Quote
  • In Stock
    ×
2.0 - 35.0mm Optic Dia., Three-Screw Adjustable Ring Mount Fixed #03-668 £43.35
Qty 10+ £39.10 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
    ×
7.0 - 40.0 Optic Height, English Bar-Type Optic Holder Fixed #03-676 £72.25
Qty 10+ £65.02 Request Quote
  • 3-4 days
    ×
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
    ×
2"/50.8mm Diameter, Bar Type Lens / Filter Holder, Quick Start Optical Mounts Fixed #17-530 £103.28 Request Quote
  • Contact Us
    ×
4.0 - 36.0mm Optic Dia., Self-Centering Jaw Clamp Fixed #16-077 New
×
£110.50
Qty 5+ £99.45 Request Quote
  • 3-4 days
    ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp Fixed #16-078 New
×
£289.00
Qty 5+ £260.10 Request Quote
  • In Stock
    ×
×