Linear Variable Neutral Density filters

Linear Variable Neutral Density filters

  • Material: N-BK7 , borosilicate glass or other on request
  • Thickness tolerance: ±0.1
  • Parallelism: <3′
  • Density tolerance:  OD±5%@632.8nm
  • Surface quality:  60-40
  • Clear aperture:  >90%

Dimensions (mm)ODTransmission
100x25x20-21%-100%
100x25x20-30.1%-100%
100x25x20-40.01%-100%