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Coating

Optical Multilayer Coating

Optical Multilayer Coating
  • Optical Multilayer Coating

Design coatings based on the requirements from customers

Features

  • Coating for less wavelength shift by humidity with Ion Assist Deposition machine
  • High dense and uniform coating with Ion Beam Sputtering machine

Detailed Information

Comparison of wavelength shift

Standard type of vacuum evaporation coating


 

Standard type of vacuum evaporation coating (Enlarged data of above green circle)


 

Ion assist deposition coating


 

Ion assist deposition coating (Enlarged data of above green circle)


 

Optical property


Short wave pass filter


 

SubstrateS-BSL7
Optical PropertiesAngle of Incidence(AOI) = 45°
T≦ 85% @750-870 nm
T≧1% @960-1000 nm

Long wave pass filter


 

SubstrateCrown glass
Optical PropertiesAngle of Incidence(AOI) = 0°
T≦0.1% @600-710 nm
T≧90% @780-1000 nm

Half mirror


 

SubstrateS-BSL7
Optical PropertiesAngle of Incidence(AOI) = 45°
Rp = 50 ± 3%
Tp = 50 ± 3% @532 nm

Polarizing half mirror


 

SubstrateCrown glass
Optical PropertiesAngle of Incidence(AOI) = 25-60°
Rp = 50 ± 7%
Tp = 50 ± 7% @400-700 nm

Polarizing beam splitter


 

SubstrateS-BSL7
Optical PropertiesAngle of Incidence(AOI) = 45°
Tp≧85% @920-1020 nm
Ts≦2% @920-1020 nm

3-Wavelength cut & colorless filter


 

SubstrateFused Silica
Optical PropertiesAngle of Incidence(AOI) = 0-4°
T≦0.3% @532 nm
T≦0.3% @577 nm
T≦0.3% @645-655 nm
T≧80% @670 nm
Transmission colorNearly colorless
Approved range on hue0 ≦ a * ≦ 8, 0 ≦ b ≦ * ≦ 8
Luminous transmittance≧40%

532 nm high power laser mirror


 

Damage threshold154 J/cm2
Wavelength532 nm
Pulse width8 ns
Optical PropertiesAngle of Incidence(AOI) = 45°
PolarizationP
Beam sizeX 264μm, Y 260μm (Gaussian 1/e2)
Evaluation method1-on-1 (Gaussian peak)

NOTE
The availability of the products differs from country to country depending on the status of approval in each country. Specifications and design are subject to change without notice.

Coating

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