Gold (AU)

Benefits
  • Excellent reflectivity from the visible to the far infrared (best 2-12µm)
  • Low scatter surfaces

Trade-Offs
  • Cost
  • Poor UV, visible reflectivity
  • Poor durability. Contact Esco for details.

Reflectivity

>95% average, 650-1000nm
>98% absolute, 2.5-12µm

Wavelength Range

650nm to 12µm

Substrates

Fused Quartz/Fused Silica (all grades)
BK7 Optical Glass
Pyrex&reg/Zerodur&reg
Other materials upon request

Order As

AU

Please Specify

Substrate Material/Part Number
Surface to be coated (cannot be used as rear surface reflector)