OPTICAL COATING

Optical Coatings Engineered for Performance

Application-driven thin-film coating solutions for optical components from UV through infrared wavelengths.

COATING ENGINEERING

Coating Design Starts with the Application

Substrate material, wavelength range, angle of incidence, polarization, environmental exposure and required optical performance determine the appropriate coating design and deposition route.

Advanced coating technologies available based on application requirements.

UVApplication-specific coatings for ultraviolet optics
VISHigh-transmission and reflective visible coatings
NIR / SWIRCoatings optimized for near- and short-wave infrared
MWIR / LWIRSolutions for infrared optical materials and systems
COATING SOLUTIONS

Representative Spectral Performance

Coating designs are engineered around substrate, wavelength range, angle of incidence, polarization and environmental requirements.

Reflectance (%)
Wavelength

AR / BBAR Coatings

Low-reflection designs for improved transmission over selected narrow or broadband wavelength ranges.

Representative spectral performance
Reflectance (%)
Wavelength

HR Coatings

High-reflectance dielectric coating designs optimized for specified wavelength bands and incidence conditions.

Representative spectral performance
Transmission (%)
Wavelength

Bandpass Filter Coatings

Spectral filtering designs that transmit a defined wavelength region while suppressing out-of-band energy.

Representative spectral performance
Transmission (%)
Wavelength

Longpass / Shortpass Coatings

Edge-filter designs with controlled spectral transition for wavelength separation and system filtering.

Representative spectral performance
T / R (%)
Wavelength

Custom Multilayer Coatings

Application-specific multilayer designs developed around target transmission, reflection and spectral requirements.

Representative spectral performance

Curves shown are illustrative only. Final spectral performance is defined by the approved coating specification.

DEPOSITION TECHNOLOGIES

Technology Selected for the Requirement

Different coating specifications benefit from different deposition approaches. Technology is selected according to optical performance, durability, substrate and production requirements.

01

Ion-Assisted Deposition

Ion assistance can improve film density, adhesion and environmental stability for demanding multilayer coatings.

02

Magnetron Sputtering

Dense, repeatable thin films suitable for precision optical coatings and controlled production processes.

03

Ion Beam Sputtering

High-performance deposition route for applications requiring dense films, excellent stability and precise optical control.

04

Optical Monitoring & Process Control

Monitoring and process control support repeatability of multilayer optical performance from design through production.

Application-driven technology selection.Advanced coating technologies are available based on application requirements; the final process route is selected after engineering review.
COATING DESIGN INPUTS

What We Need to Define Your Coating

01SubstrateMaterial, size and surface specification
02WavelengthOperating band and target spectral performance
03AOI & PolarizationAngle of incidence and polarization requirements
04EnvironmentDurability, temperature and exposure conditions
05QuantityPrototype, pilot or production requirements

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