DBT400 DBT435 DBT470 DBT500 DBT530 DBT545 DBT560 DBT600 DBT660 DBT700 DBT720 DBT740 Band Pass Optical Glass Filter

DBT400 DBT435 DBT470 DBT500 DBT530 DBT545 DBT560 DBT600 DBT660 DBT700 DBT720 DBT740 Band Pass Optical Glass Filter 

DBT Series Band Pass Optical Glass Filters are specialized components designed to selectively transmit specific wavelength ranges while blocking other wavelengths. These filters are widely used in applications such as spectroscopy, laser technology, fluorescence microscopy, communication systems, and imaging devices. Operating on principles of interference and absorption, these filters achieve high transmittance within a defined wavelength range while effectively blocking unwanted wavelengths. The DBT series is characterized by narrow bandwidths and high precision, making them ideal for high-resolution optical systems. Made from high-quality optical glass and precision-engineered, our products ensure excellent optical performance and durability. Custom processing is available to meet specific application requirements, including adjustments to size, shape, and surface treatment.

Parameter of DBT400 DBT435 DBT470 DBT500 DBT530 DBT545 DBT560 DBT600 DBT660 DBT700 DBT720 DBT740 Band Pass Optical Glass Filter 
Product name

DBT400 DBT435 DBT470 DBT500 DBT530 DBT545 DBT560 DBT600 DBT660 DBT700 DBT720 DBT740
Band Pass Optical Glass Filter 

Place of originJiangsu, China
CustomizedOEM ODM
Model numberDBT400 DBT435 DBT470 DBT500 DBT530 DBT545 DBT560 DBT600 DBT660 DBT700 DBT720 DBT740 
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

Band Pass Selective Absorption Optical Glass Filter Spectral Curve

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Characteristics Technical Standard Quality Level of Band Pass Selective Absorption Optical Glass Filter

Characteristics of Band Pass Glass.jpg



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