Ultra-black coatings are cleanroom- and vacuum-compatible

Acktar ultra-black, light-absorbing coatings are available in Metal Velvet and Spectral Black versions.
Sept. 30, 2025

Acktar ultra-black, light-absorbing coatings offer total hemispherical reflectance as low as ~1% across the visible, shortwave-infrared (SWIR), and longwave-infrared (LWIR). Dry, non-particulate, and cleanroom- and vacuum-compatible, offerings include foils, films, laser beam traps, pinholes, and C-Mount noise-reduction tubes for imaging, IR, and laser systems. Sizes range from 1-in. die-cuts to 50-m rolls.

Edmund Optics

Barrington, NJ

www.edmundoptics.com

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