HWB1 HWB3 HWB4 IR Optical Glass Filter 

High-precision infrared transmission visible absorption glass filters are suitable for applications in fields such as infrared sensing, laser ranging, security monitoring, and medical equipment. The HWB series (HWB1/HWB3/HWB4) is made of high-quality infrared absorption glass, featuring high transmittance (>90%), precise cut-off wavelength (760-930nm), and excellent heat resistance. Customized sizes and coatings are available.

Comparitive Type List Of Colored Filter Glass
CDGMSCHOTTHOYA
HWB1RG7RM-90
HWB3

HWB4

Parameter of HWB1 HWB3 HWB4 IR Optical Glass Filter  

Product name

HWB1 HWB3 HWB4 IR Optical Glass Filter 

Place of originJiangsu, China
CustomizedOEM ODM
Model numberHWB1 HWB3 HWB4
Substrate MaterialOptical filter glass
DimensionCustomized
Dimension Tolerance0.0/-0.1mm
Thickness2mm 3mm or customized
Thickness tolerance0/-0.05mm
Chamfer0.25x45 degree or as needed
TemperedHarden as requirement
CoatingUncoated or Coated as requirement
TransmittanceT>90%
Surface quality S/D60/40 or better
Surfaceλ/4 or higher
ApplicationOptical Area,optical instruments,stage light,gobo light
SampleIn stock filters mostly provide for free 1-2pcs or charged if high cost

IR Optical Glass Filter 

IR optical glass Spectral Curve.png

Characteristics Technical Standard Quality Level of IR Selective Absorption Optical Glass Filter

 Characteristics Technical Standard Quality Level of IR Selective Absorption Optical Glass Filter .png




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