Reflective neutral density filters are available with a n bk7 uv fused silica or znse substrate.
Neutral density filter glass sheets.
Thanks to a relatively constant transmittance within the wavelength range of 405.
Edmund optics offers a wide variety of neutral density filters for ultraviolet uv visible or infrared ir applications.
Lee filters 211 sheet 9 neutral density sheet gel sheets 4 2 out of 5 stars 8 camkix cinematic filter pack compatible with gopro hero5 hero4 session clicks onto the frame 4 neutral density filters nd2 nd4 nd8 nd16.
Thorlabs offers both absorptive and reflective neutral density filters in unmounted and mounted designs with optical densities from 0 1 to 8 0.
Neutral density glass filter 405 890 nm for checking photometric accuracy in the vis range.
Hellma analytics neutral density glass filters are made from filter materials produced by schott ag which were selected on account of their homogeneity and stability.
In photography and optics a neutral density filter or nd filter is a filter that reduces or modifies the intensity of all wavelengths or colors of light equally giving no changes in hue of color rendition.
Absorptive neutral density filters are available for the visible or near ir ranges and an ar coated versions are also available.
Neutral density filter kits are available which include a number of filters in a range of optical densities.
Stepped nd filters are also available.
K f concept 82mm variable nd filter ultra slim fader variable neutral density nd2 nd400 optical glass with lens cleaning cloth 4 4 out of 5 stars 2 321 33 99 33.