Commercial Coatings

Explore our portfolio of standard commercial coatings. If you are interested in a specific material or would like additional information, please visit the Request Quote tab. A member of our team will follow up with you to discuss your requirements and provide further details.

Protected Silver

Protected Silver

High-performance protected silver coating delivering exceptional broadband reflectance across the visible and near-infrared. A flight-proven workhorse for astronomical and imaging optics.

Protected Silver

Reflectance: Avg. R 96% over 350–1000 nm

Durability: Passes MIL-13830-B

Flight Heritage: Kepler Space Telescope primary mirror

Variations: May be modified to enhance reflection, durability, and/or wavelength range

Price Drivers: Substrate size, quantity, level of difficulty

Max Substrate Size: 2.0-meter diameter

Enhanced Protected Silver

Enhanced Protected Silver

An optimized silver stack engineered for higher reflectance, with greater than 94% average reflectance across the 400–1100 nm spectral range, and improved environmental durability. Ideal for demanding ground and space-based instruments.

Enhanced Protected Silver

More details coming soon.

Radiation Hardened Protected Silver

Radiation Hardened Protected Silver

Protected silver formulated to withstand high-radiation orbital environments while maintaining reflectance and adhesion over long-duration missions.

Radiation Hardened Protected Silver

More details coming soon.

Protected Gold

Protected Gold

Infrared gold coating offering extremely high reflectance from the near- to mid-infrared, protected for handling and long-term stability.

Protected Gold

Reflectance: Avg. R > 98% over 800 nm to >5000 nm

Durability: Passes MIL-13830-B

Variations: May be modified to enhance reflection, durability, and wavelength range

Price Drivers: Substrate size, quantity, level of difficulty

Max Substrate Size: 2.0-meter diameter

Silicon Cladding

Silicon Cladding

Tailorable silicon cladding over 100 microns thick for optical finishing, figure correction, and near-zero CTE surfaces.

Silicon Cladding

A thick layer of silicon (100+ microns) may be applied as a means of optical finishing for a low-stress, near-zero-CTE surface. The amount of silicon is tailorable.

Max Substrate Size: Up to 2.0 meters

FUV Aluminum

FUV Aluminum

Far-ultraviolet aluminum coating optimized for high reflectance down to 121 nm, developed for next-generation UV space telescopes.

FUV Aluminum

Reflectance: R > 96% @ 121 nm

Durability: Passes MIL-13830-B

Variations: May be modified to enhance reflection, durability, and wavelength range

Price Drivers: Substrate size, quantity, level of difficulty

Max Substrate Size: 2.0-meter diameter

Black Coating

Black Coating

Low-reflectance black coating for stray-light suppression and contrast control on baffles, edges, and optical structures.

Black Coating

Avg. R < 1.5%; Max R < 2.4% from 450–850 nm @ 8° AOI

Contact us for more information on this coating.

Protected Aluminum

Protected Aluminum

More details coming soon.

Protected Aluminum

More details coming soon.

UV-enhanced Protected Silver

UV-enhanced Protected Silver

More details coming soon

UV-enhanced Protected Silver

More details coming soon

Custom Coating Services

Need something that isn't in our standard portfolio? ZeCoat's motion-controlled vacuum deposition system lets us engineer coatings to your exact reflectance, durability, and wavelength requirements on substrates up to 2 meters in diameter. If we don't already make it, we can build it for you.

Request a Custom Coating