Knight Optical (UK) Ltd Datasheets for Optical Bandpass Filters

Optical bandpass filters are designed to transmit a specific waveband. They are composed of many thin layers of dielectric materials, which have differing refractive indices to produce constructive and destructive interference in the transmitted light.
Optical Bandpass Filters: Learn more

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Product Name Notes
Colour Glass Filters are polished sheets of special glass that have been cast with a dye included in it. Colour Glass Bandpass Filters are generally relatively cheap and very stable.
Knight Optical’s complete range of cost effective bandpass dichroic filters offer superior transmission, reflection and absorption characteristics Dichroic bandpass filters are designed to transmit highly over a specific limited bandwidth...
Knight Optical's broadband and extra broadband range of interference band-pass filters are used to isolate and transmit a specified narrow wavelength and reflect all other incident wavelengths. Our stock range...
Our mounted range UV interference filters are used to isolate and transmit a specified narrow wavelength and reflect all other incident wavelengths in the ultra-violet and visible spectrum. These high-quality...
The colour effects within Wratten 2 Colour filters are achieved using organic dyes in a gelatine material which is not possible in colour glass. Although wratten bandpass filters are less...
These colour glass filters are mounted in high quality black anodized rings for easy integration into aesthetic lighting, imaging and cosemetic laser applications. Our extensive filter range includes long pass,...
These interference band-pass filters are used to isolate and transmit a specified narrow wavelength and reflect all other incident wavelengths. Knight Optical's stock range of high quality standard bandwidth visible...
This range of interference band-pass filters are used to isolate and transmit a specified narrow wavelength and reflect all other incident wavelengths in the spectrum Typically, our filters are 3-7...
This range of UV type interference band-pass filters are used to isolate and transmit a specified narrow wavelength and reflect all other incident wavelengths in the ultra-violet spectrum. These high...

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