Optical Filters

1.5 mm BK7 Optical Filter

High-performance bandpass filter with 95% transmittance, customizable sizes, and precise diameter tolerances for optical applications.

Core attributes

Material
BK7
Size
1.5 mm
Thickness
Custom
Transmittance
95%
Filter Type
bandpass
Cwl
2040nm
Transmission bands
NIR (0.7-1.7 μm), VIS (400-700 nm)

Product facts

Key attributes

Material
BK7
Size
1.5 mm
Thickness
Custom
Transmittance
95%
Filter Type
bandpass
Cwl
2040nm
Transmission bands
NIR (0.7-1.7 μm), VIS (400-700 nm)

Product description

This bandpass filter is designed for applications requiring precise wavelength selection in the 0.7-1.7 μm and 400-700 nm ranges. With a center wavelength of 2040 nm and high transmittance of 95%, it effectively enhances signal clarity while minimizing unwanted light interference. Ideal for fluorescence microscopy and other optical applications, this filter ensures reliable performance across various environments.

Key Features

  • High transmittance of 95% ensures optimal light passage for enhanced imaging.
  • Customizable sizes from 1.5 mm to 300 mm to fit specific application needs.
  • Diameter tolerance of +/-0.005 mm guarantees precise fitting in optical systems.
  • Supports OEM and ODM services for tailored solutions.
  • FWHM options from 5 nm to 80 nm provide flexibility for different spectral requirements.

Specification Summary

ItemValue
MaterialBK7
Size1.5 mm
ThicknessCustom
Transmittance95%
Filter Typebandpass
Cwl2040nm
Transmission bandsNIR (0.7-1.7 μm), VIS (400-700 nm)

Full Specifications

ParameterValue
Transmittance95%; more than 98%
Customized SupportOEM, ODM
Warranty3 Years
Diameter Tolerance+/-0.005mm
Fwhm5nm-25nm 30nm-80nm

FAQ

Can I get custom sizes?

Yes, sizes are customizable from 1.5 mm to 300 mm.

What is the diameter tolerance?

The diameter tolerance is +/-0.005 mm.

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