Knight Optical (UK) Ltd

Knight Optical can offer Metallic Neutral Density (ND) Filters for use within Photographic Applications.

We supply a range of Metallic Neutral Density (ND) Filters for a variety of applications – all individually QA checked and metrology tested for quality to ensure parts meet customers’ specifications. What’s more, our Metallic ND Filters are suppl... Read more...

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Abrisa Technologies

There are some applications for which the light used is too intense. In those cases a filter is often needed to apply a reduction in the intensity of the light without influencing the spectral profile. Standard neutral density filter designs are available for the UV, Visible, and IR bands and for a variety of optical density values. Read more...

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