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short wave pass filter
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How are filters classified?

Optical Filter products are mainly classified according to spectral band, spectral characteristics, film materials, application characteristics, etc. Spectral band: ultraviolet filter, visible filter, infrared filter

optical filters
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Understanding infrared filters

A “filter” is an optical component that filters out light with no wavelength, or selectively transmits light with a specific wavelength. With filters, we can

IR cut filter
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How to Select Filter in Machine Vision

The camera lens assembly consists of a very important component, that is, a filter; IR cut filter, namely, the infrared cut-off filter, is placed between

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What is the OD value of the filter?

Filter is an optical device used to select the required radiation wave band. A common feature of filters is that no filter can make the

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