Optical Filters

Custom Size K9 Optical Filter, AR Coated

Longpass filter with 520 nm center wavelength and 95% transmittance, ideal for fluorescence microscopy applications.

Core attributes

Material
K9
Size
Custom
Thickness
Custom
Surface Quality
40/20
Transmittance
95%
Filter Type
longpass
Cwl
520nm
Coating
anti-reflective (AR)
Transmission bands
VIS (400-700 nm)

Product facts

Key attributes

Material
K9
Size
Custom
Thickness
Custom
Surface Quality
40/20
Transmittance
95%
Filter Type
longpass
Cwl
520nm
Coating
anti-reflective (AR)
Transmission bands
VIS (400-700 nm)

Product description

The longpass filter with a center wavelength of 520 nm is designed to efficiently transmit light while blocking shorter wavelengths, making it ideal for applications in fluorescence microscopy and other optical systems. With a high transmittance of 95%, this filter ensures minimal loss of signal strength. Suitable for various light sources, it provides reliable performance across the 400-700 nm range, meeting the needs of R&D and procurement engineers seeking precise spectral fit and durability.

Key Features

  • High transmittance of 95% ensures excellent light throughput for optimal performance.
  • Longpass design effectively blocks shorter wavelengths, enhancing signal clarity.
  • Surface quality of 40/20 guarantees minimal distortion and high image quality.
  • Customizable options available for OEM, ODM, and OBM to meet specific project requirements.
  • Durable AR coating enhances performance and extends lifespan under various conditions.

Specification Summary

ItemValue
MaterialK9
SizeCustom
ThicknessCustom
Surface Quality40/20
Transmittance95%
Filter Typelongpass
Cwl520nm
Coatinganti-reflective (AR)
Transmission bandsVIS (400-700 nm)

Full Specifications

ParameterValue
Transmittance95%; 80%~95%
Customized SupportOEM, ODM, OBM
Warranty3 Years
ColorClear Transparent
Clear Aperture80%~95%
Radius Tolerance+/-0.5%
Centration<3 Arcmin

FAQ

Can I get custom sizes and thicknesses?

Custom sizes and thicknesses are available through OEM, ODM, and OBM options.

What is the minimum order quantity?

The minimum order quantity is not specified, allowing for flexible procurement.

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