Optical Filters

Custom Size K9 Optical Filter, AR Coated

K9 bandpass filter with 590 nm center wavelength and 56% transmittance, ideal for optical instruments.

Core attributes

Material
K9
Size
Custom
Thickness
Custom
Surface Quality
40/20
Transmittance
56%
Filter Type
bandpass
Cwl
590nm
Fwhm
8nm
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
56%
Filter Type
bandpass
Cwl
590nm
Fwhm
8nm
Coating
anti-reflective (AR)
Transmission bands
VIS (400-700 nm)

Product description

The K9 bandpass filter is designed to enhance optical instrument performance by selectively transmitting light within the 400-700 nm range, centered at 590 nm with a narrow FWHM of 8 nm. With a transmittance of 56%, this filter effectively blocks unwanted wavelengths, making it ideal for applications in fluorescence microscopy and other optical setups. Its AR coating ensures minimal reflection, enhancing overall light throughput.

Key Features

  • Center Wavelength: 590 nm for optimal spectral fit in various applications.
  • FWHM of 8 nm ensures precise wavelength selection, enhancing image clarity.
  • Transmittance of 56% maximizes light capture while blocking undesired wavelengths.
  • Surface Quality of 40/20 provides excellent optical performance.
  • Customizable options available for OEM, ODM, and OBM support.

Specification Summary

ItemValue
MaterialK9
SizeCustom
ThicknessCustom
Surface Quality40/20
Transmittance56%
Filter Typebandpass
Cwl590nm
Fwhm8nm
Coatinganti-reflective (AR)
Transmission bandsVIS (400-700 nm)

Full Specifications

ParameterValue
TransmittanceFifty Percent; 56%
Customized SupportOEM, ODM, OBM
Warranty3 Years
ColorClear Transparent
Clear Aperture80%~95%
Radius Tolerance+/-0.5%
Centration<3 Arcmin
Usefor optical instruments

FAQ

Can this filter be customized in size?

Custom sizes are available through OEM, ODM, and OBM support.

What are the tolerances for this filter?

Radius tolerance is +/-0.5% and centration is <3 Arcmin.

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