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

40 x 40mm Protected Gold, λ/20 Mirror

Stock #34-381
£213.35
×
Qty 1-5
£213.35
Qty 6+
£170.00
Volume Pricing
Request Quote
Surface Flatness:
λ/20
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Back Surface:
Commercial Polish
Surface Quality:
20-10
Dimensions (mm):
40.0 x 40.0
Dimensional Tolerance (mm):
+0.00/-0.20
Coating Specification:
Ravg >96% @ 700 - 2000nm
Ravg >96% @ 2000 - 10,000nm
Coating:
Protected Gold (700-10000nm)
Coating Type:
Metal
Clear Aperture (%):
90.00
Edges:
Ground, protective bevel as needed
Parallelism (arcsec):
30.00
Thickness (mm):
5.00
Thickness Tolerance (mm):
±0.20
Type:
Flat Mirror
Wavelength Range (nm):
700 - 10000
Length (mm):
40.00
Width (mm):
40.00

Regulatory Compliance

RoHS 2015:
Reach 219:

Product Family Description

  • Precision Fused Silica Substrate
  • 20-10 Surface Quality
  • Low Coefficient of Thermal Expansion

TECHSPEC® λ/20 First Surface Mirrors are polished to industry leading surface accuracy and quality specifications to minimize reflected wavefront error. These mirrors feature a precision fused silica substrate with a low coefficient of thermal expansion. Multiple coating options are available, allowing these mirrors to be integrated into applications spanning the visible through infrared spectra. TECHSPEC® λ/20 First Surface Mirrors are ideal for beam steering and reflection applications and are available in a variety of size, thickness, and coating options.

Note: Surface flatness is measured before coating. 

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