Optical Filters

Custom Size BK7 Optical Filter, AR Coated

Explore our 400 nm bandpass filter with 70% transmittance for fluorescence microscopy and optical applications.

Core attributes

Material
BK7
Size
Custom
Thickness
Custom
Transmittance
70%
Cwl
400nm
Coating
anti-reflective (AR)
Transmission bands
NIR (0.7-1.7 μm), VIS (400-700 nm), UV (<400 nm)

Product facts

Key attributes

Material
BK7
Size
Custom
Thickness
Custom
Transmittance
70%
Cwl
400nm
Coating
anti-reflective (AR)
Transmission bands
NIR (0.7-1.7 μm), VIS (400-700 nm), UV (<400 nm)

Product description

This bandpass filter is designed for applications requiring effective transmission in the 400 nm range, making it ideal for fluorescence microscopy and other optical applications. With a transmittance of 70% to 85%, it ensures adequate light delivery while blocking unwanted wavelengths. The BK7 substrate provides excellent optical clarity, and the anti-reflective coating enhances performance across multiple bands, including 400-700 nm and 0.7-1.7 μm.

Key Features

  • Transmittance of 70% to 85% for optimal light throughput.
  • Designed for a center wavelength of 400 nm, suitable for various light sources.
  • BK7 substrate ensures durability and high optical quality.
  • Clear aperture of >=90% maximizes usable light.
  • OEM customization available for tailored solutions.

Specification Summary

ItemValue
MaterialBK7
SizeCustom
ThicknessCustom
Transmittance70%
Cwl400nm
Coatinganti-reflective (AR)
Transmission bandsNIR (0.7-1.7 μm), VIS (400-700 nm), UV (<400 nm)

Full Specifications

ParameterValue
Transmittance70% ~ 85%
Customized SupportOEM
Warranty3 months
SubstrateBK7 Fused Silica
Clear Aperture>=90%
TypeBandpass Filter

FAQ

Can I get custom sizes?

Yes, OEM customization is available for tailored solutions.

What is the minimum order quantity?

The minimum order quantity is not specified.

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