Protective Coatings


Atomic Layer Deposition (ALD) has made significant advances in the field of protective coatings.


Key benefits include:

• Precision Thickness Control
ALD enables atomic-level thickness control, ensuring uniform and pinhole-free coatings.

• Conformality
ALD can coat complex 3D structures uniformly, enhancing protection in intricate geometries.

• Material Versatility
ALD supports a wide range of materials (oxides, nitrides, sulfides), allowing customization for specific protective needs.

• Enhanced Durability
ALD coatings exhibit excellent mechanical, thermal, and chemical stability, extending the lifespan of protected surfaces.

• Barrier Properties
ALD provides superior barrier protection against moisture, corrosion, and other environmental factors.


These advances make ALD a valuable technique for enhancing the performance and longevity of protective coatings in various industries.

One run all-around protective ALD with AR @ 450-800nm, AOI: 0-10°, Avg R < 0.3%

Key Specification:

One run all-around protective #ALD coating on sensitive fluorophosphate substrates d = 25.4mm

with AR @ 450-800nm, AOI: 0-10°, Avg R < 0.3%.

#Optical materials: Al2O3, TiO2, SiO2



2023.11.10

All-around protective ALD on Au with HR @ 500-5500nm, AOI: 45°, Avg R > 96%

Key Specification:

All-around dense alumina (Al2O3) protective #ALD coating on gold mirror d = 20mm with HR @ 500-5500nm, AOI: 45°, Avg R > 96%.

#Optical material: Al2O3



2023.08.21

All-around protective ALD with  yttria sacrificial layer for dry etch applications

Key Specification:

All-around protective #ALD coating on iris-type adjustable gas flow controller d = 2.75" with yttria (Y2O3) sacrificial layer for dry etch applications.


2023.02.27

All-around protective ALD with dense alumina-yttria mix for dry etch applications

Key Specification:

All-around protective #ALD coating on vented M3 bolts with dense alumina-yttria laminates (Al2O3/Y2O3) for dry etch applications.


2023.01.20

All-around enhanced ALD on Ag with HR @ 532nm, AOI: 45°, R > 99%

Key Specification:

One run all-around enhanced #ALD coating on silver-plated polygonal mirrors d = 30mm with HR @ 532nm, AOI: 45°, R > 99%.

#Optical materials: Al2O3 + Ta2O5



2022.12.20

All-around anti-tarnishing protective ALD on Ag with HR @ 400-700nm

Key Specification:

All-around anti-tarnishing protective #ALD coating on Ag (silver) jewelry with HR @ 400-700nm.

#Optical materials: Al2O3, TiO2



2022.12.06

All-around enhanced ALD on Al with HR @ 550nm, AOI: 45°, R > 98%

Key Specification:

All-around enhanced #ALD coating on parabolic aluminium mirrors d = 21mm with HR @ 550nm, AOI: 45°, R > 98%.

#Optical materials: Al2O3, Ta2O5



2022.12.02

All-around protective ALD with dense alumina for dry etch applications

Key Specification:

All-around protective #ALD coating on lift pins with dense alumina (Al2O3) for dry etch applications.



2022.11.21

All-around protective ALD on Al with HR @ 808nm, AOI: 0-30°, R > 99%

Key Specification:

All-around protective #ALD coating on off-axis parabolic aluminium collimators d = 8mm with HR @ 808nm, AOI: 0-30°, R > 99%

#Optical materials: Al2O3, Ta2O5


2022.11.09

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