Permaflect® Durable Diffuse Reflectance Coatings

Labsphere’s Permaflect proprietary near Lambertian white and grey reflectance coatings are engineered for use in applications where hostile environments and wear may affect typical reflectance coatings. 

In addition to providing Permaflect as an option for your coated pieces, Labsphere offers Permaflect Targets: Rigid, Lidar, Commercial

Permaflect is used in applications in the UV-VIS and NIR from 250 nm to 2500 nm.  It is applied by spraying the coating onto a specially prepared surface.  For best results, Permaflect should be applied to metal or glass substrates. 


  • Durable
  • Diffuse
  • Repeatable
  • Reproducible
  • Highly Lambertian


  • Light measurement integrating spheres
  • Proximity sensor calibration
  • Light/Sensor compensation
  • Machine vision
  • Camera noise correction
  • Medical imager calibration
  • VIS-NIR applications in hostile environments

Permaflect® Durable Diffuse Reflectance Coatings Industries

Permaflect® Durable Diffuse Reflectance Coatings Applications & Capabilities