Neutral Density Filters

C-Mount Neutral Density Filters

Laser Beam Attenuation with Stackable Bulk Absorption Filtration

The individual filters come in three versions, the ND1 filter in the red housing with ~10% transmission in the visible, the ND2 filter in the black housing with ~1% transmission and the ND3 filter in the green housing with ~0.1% transmission. The individual filters can be screwed on top of each other and thus stacked. They are set at a small wedge angle in the housing so as not to cause interfe

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Specification

  • 400nm - 2200nm
  • 1,2,3
  • C-mount
  • 5W/cm² , 1J/cm² for ns pulses
  • ø19mm
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The stackable neutral density filters are available with the following options:
  • ND1 stackable filter (red housing)

    SPZ08234

    4mm spacing screw on filter for camera with transmission of between 20% and 5% depending on spectral range Can be stacked and combined with other filters and beam splitters.. One filter is included with Spiricon cameras

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  • ND2 stackable filter (black housing)

    SPZ08235

    4mm spacing screw on filter for camera with transmission of between 7% and 0.5% depending on spectral range. Can be stacked and combined with other filters and beam splitters. Two filters are included with Spiricon cameras

    Request a Quote
  • ND3 stackable filter (green housing)

    SPZ08253

    4mm spacing screw on filter for camera with transmission of between 2% and 0.05% depending on spectral range. Can be stacked and combined with other filters and beam splitters

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Documentions

Drawings