Optical Filters

Custom Size Fused Silica Optical Filter

High-performance bandpass filter centered at 770 nm with 85% transmittance for 0.7-1.7 μm applications.

Core attributes

Material
Fused Silica
Size
Custom
Thickness
0.3 mm
Surface Quality
40/20
Transmittance
85%
Filter Type
bandpass
Cwl
770nm
Coating
iad-pvd
Transmission bands
NIR (0.7-1.7 μm)

Product facts

Key attributes

Material
Fused Silica
Size
Custom
Thickness
0.3 mm
Surface Quality
40/20
Transmittance
85%
Filter Type
bandpass
Cwl
770nm
Coating
iad-pvd
Transmission bands
NIR (0.7-1.7 μm)

Product description

This bandpass filter is designed for applications requiring high transmittance in the 0.7-1.7 μm range, specifically centered at 770 nm. With a transmittance of 85%, it effectively allows the desired wavelengths to pass while blocking unwanted light, making it ideal for fluorescence microscopy and other optical applications. The filter is made from durable fused silica and features advanced iad-pvd coatings for enhanced performance.

Key Features

  • Transmittance of 85% ensures optimal light passage for precise measurements.
  • Bandpass filter type tailored for applications in the 0.7-1.7 μm range.
  • Available thicknesses from 0.3 mm to 5.0 mm for versatile application needs.
  • Manufactured with double-sided polishing for superior surface quality (40/20).
  • Customizable options available, including OEM and ODM support.

Specification Summary

ItemValue
MaterialFused Silica
SizeCustom
Thickness0.3 mm
Surface Quality40/20
Transmittance85%
Filter Typebandpass
Cwl770nm
Coatingiad-pvd
Transmission bandsNIR (0.7-1.7 μm)

Full Specifications

ParameterValue
Transmittance85%; >85%
Customized SupportOEM, ODM, OBM
Warranty3 Years
Coating RegionSingle-sided or double-sided
SubstrateB270,JGS1,Quartz Glass,Absorptive Glass
Tolerance± 0.10mm
ManufactureDouble sided polishing
CertificationISO9001,RoHs,EPR
ShipmentExpress delivery,Air,Sea

FAQ

What are the available thicknesses for this filter?

The filter is available in thicknesses ranging from 0.3 mm to 5.0 mm.

What is the surface quality of the filter?

The surface quality of the filter is rated at 40/20.

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