Optical Filters

Custom Size Optical Glass Optical Filter

Bandpass optical filter centered at 228 nm with 90% transmittance, ideal for UV applications.

Core attributes

Material
Optical Glass
Size
Custom
Thickness
Custom
Transmittance
90%
Filter Type
bandpass
Cwl
228nm
Transmission bands
UV (<400 nm)

Product facts

Key attributes

Material
Optical Glass
Size
Custom
Thickness
Custom
Transmittance
90%
Filter Type
bandpass
Cwl
228nm
Transmission bands
UV (<400 nm)

Product description

This bandpass optical filter is designed for applications requiring high transmittance in the ultraviolet spectrum, specifically centered at 228 nm. With a transmittance of 90%, it effectively isolates desired wavelengths while blocking unwanted light, making it ideal for fluorescence microscopy and other UV-sensitive applications. The filter’s surface flatness of 1/4@633nm ensures minimal distortion, enhancing image quality in precision optical systems.

Key Features

  • High transmittance of 90% ensures effective wavelength isolation.
  • Bandpass filter type tailored for UV applications under 400 nm.
  • Surface flatness of 1/4@633nm minimizes optical distortion.
  • Customizable support available for OEM, ODM, and OBM projects.
  • Clear aperture ≥ 80% of diameter for optimal light passage.

Specification Summary

ItemValue
MaterialOptical Glass
SizeCustom
ThicknessCustom
Transmittance90%
Filter Typebandpass
Cwl228nm
Transmission bandsUV (<400 nm)

Full Specifications

ParameterValue
Transmittance90%; As requirements
Customized SupportOEM, ODM, OBM
Warranty1 Year
Clear Aperture≥central 80% of diameter
TypeOptical filter
Surface Flatness1/4@633nm
Dimension Tolerance+/-0.1-0.1mm

FAQ

Can I get custom sizes for this filter?

Custom sizes are available, supporting OEM, ODM, and OBM projects.

What is the dimension tolerance for this filter?

The dimension tolerance is +/-0.1-0.1mm.

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