Acktar Advanced Coatings
Acktar Advanced Coatings
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Direct order from Acktar Company StoreOrder from Edmund Optics catalog

Ultra-Diffusive Light-Absorbing Foil UV, VIS and IR

Metal Velvet
Scatter Black

"It's definitely the blackest thing I ever saw" ELAS, NV
Acktar's Metal Velvet coating delivers the lowest available reflectance for UV VIS and IR light. Metal Velvet delivers highest-in- the- industry absorptance and is your solution when uncompromised optical performance is required. Where grazing angles of incidence are important - Scatter Black is used.

Metal Velvet foil is available with a self-adhesive backing allowing users to
attach the thin flexible foil to virtually any surface.

Metal Velvet - Key features

Typical applications

  • specular absorptance 99.99 %
  • wide band performance

  • stray light absorption suppression
  • passive thermal management
  • detectors and optical systems
  • optical packaging
  • laser devices

Now available either from Acktar Store or from the Edmund Optics catalog



Ultra Diffusive black matte


Working Temperatures

long term -196℃ to +350℃, short term up to +400℃

without adhesive

long term -40℃ to +121℃, short term up to +177℃

with standard adhesive

long term -50℃ to +150℃, short term up to +260℃

with low-outgassing adhesive

completely inorganic

Coating Chemical Content


Humidity Resistance

light, should not be rubbed or scratched

Abrasion Resistance

5μm - 8μm

Coating Thickness

Foil Substrate

Aluminum foil


up to 300 mm





Optional Adhesive Layer

60 microns typical


- storage conditions room temp (approx 21℃); 50% RH
- To obtain best performance, applied adhesive and remove
protective within 12 months from shipment

storage and shelf life

standard - sheets,coils available on request

delivery form

* The data should be considered typical/representative only
Limited Warranty: For a period of 6 months from the date of first sale, Acktar warrants this product(s) to be free from defects in manufacturing. Our obligation will be to provide replacement product for any portion proving defective, or at our option, to refund the purchase price thereof. User assumes all other risks, if any, including the risk of injury, loss or damage, whether direct or consequential, arising out of the use, misuse or inability to use this product(s). ACKTAR disclaims any and all other warranties, expressed or implied, including the implied warranties of merchantability and fitness for a particular purpose.

Ultra-Diffusive Light Absorbing Foil (PDF format) - click here


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ACKTAR Ltd.1 Leshem St., Entrance A, P.O.B. 8643; Kiryat-Gat , 8258401Israel
Phone: +972-8-6814213Fax: +972-8-6810198E-mail: customer-support@acktar.com