Metallic Neutral Density Filters VIS-NIR

Metallic Neutral Density Filters VIS-NIR

Metallic Neutral Density Filters VIS-NIR

Metallic Neutral Density (ND) filters from Andover Corporation provide precise and cost-effective light attenuation across the visible and near-infrared spectral range (400–2000 nm). These filters utilize durable metal alloy coatings deposited on carefully selected green glass substrates. Optimized for VIS-NIR applications where UV transmission is not required, green glass substrates provide reliable optical performance and excellent spectral neutrality across the visible and near-infrared regions.
  • Optimized for visible and near-infrared performance (400–2000 nm)
  • Good spectral linearity across VIS–NIR wavelengths
  • Durable metallic coating design
  • Cost-effective solution for general optical attenuation
  • High volume production capability
  • Commercial-quality float glass substrate
  • Precise optical density control
  • Available in convenient sets
  • General Light Attenuation
  • Machine Vision
  • Imaging Systems
  • Low-Power Laser Systems (VIS–NIR)
  • Laboratory Instrumentation
  • Spectrophotometry (Visible–NIR)
  • Optical Testing
  • Industrial Inspection
  • Transmitted Wavefront: Commercial quality flatness
  • Parallelism: Commercial
  • Spectral Range: 400–2000 nm
  • Substrate: Green glass
  • Available Formats:
    • Individual filters
  • Customization Options:
    • Sizes
    • Optical Densities
Optical Density Nominal Transmission (%) Transmission Deviation from Nominal (%)
400-800nm 800-2000nm
0.04 91.0 +/- 3.0 +/- 3.0
0.10 79.5 +/- 3.0 +/- 9.0
0.15 63.0 +/- 3.0 +/- 8.0
0.20 63.0 +/- 2.0 +/- 6.0
0.30 50.0 +/- 2.0 +/- 5.0
0.40 39.1 +/- 2.0 +/- 4.0
0.50 31.6 +/- 2.0 +/- 4.0
0.60 25.0 +/- 1.5 +/- 4.0
0.70 20.0 +/- 1.5 +/- 4.0
0.80 15.5 +/- 1.5 +/- 4.0
0.90 12.6 +/- 1.0 +/- 3.5
1.00 10.0 +/- 1.0 +/- 3.5
1.30 5.0 +/- 1.0 +/- 3.0
1.50 3.2 +/- 0.5 +/- 1.5
2.00 1.0 +/- 0.2 +/- 0.5
2.50 0.32 +/- 0.07 +/- 0.15
3.00 0.10 +/- 0.05 +/- 0.10
4.00 0.01 +0.01/-0.008 +/- 0.10
    PART NO.
    DESCRIPTION
    1 - 5 pcs.
    6 - 10 pcs.
    > 10 pcs.
    Stock Status

    010FN52-12.5

    Standard Vis-NIR ND Filter, OD=0.1, 12.5mm dia.

    $57.00
    $48.00
    $40.00
    In Stock

    010FN52-25

    Standard Vis-NIR ND Filter, OD=0.1, 25mm diameter

    $83.00
    $70.00
    $59.00
    In Stock

    010FN52-50

    Standard Vis-NIR ND Filter, OD=0.1, 50mm diameter

    $133.00
    $112.00
    $94.00
    In Stock

    010FN52-50S

    Standard Vis-NIR ND Filter, OD=0.1, 50mm x 50mm

    $133.00
    $112.00
    $94.00
    In Stock

    015FN52-12.5

    Standard Vis-NIR ND Filter, OD=0.15, 12.5mm dia.

    $57.00
    $48.00
    $40.00
    In Stock

    015FN52-25

    Standard Vis-NIR ND Filter, OD=0.15, 25mm diameter

    $83.00
    $70.00
    $59.00
    In Stock

    015FN52-50

    Standard Vis-NIR ND Filter, OD=0.15, 50mm diameter

    $133.00
    $112.00
    $94.00
    In Stock

    015FN52-50S

    Standard Vis-NIR ND Filter, OD=0.15, 50mm x 50mm

    $133.00
    $112.00
    $94.00
    In Stock

    020FN52-12.5

    Standard Vis-NIR ND Filter, OD=0.2, 12.5mm dia.

    $57.00
    $48.00
    $40.00
    In Stock

    020FN52-25

    Standard Vis-NIR ND Filter, OD=0.2, 25mm diameter

    $83.00
    $70.00
    $59.00
    In Stock

    020FN52-50

    Standard Vis-NIR ND Filter, OD=0.2, 50mm diameter

    $133.00
    $112.00
    $94.00
    In Stock

    020FN52-50S

    Standard Vis-NIR ND Filter, OD=0.2, 50mm x 50mm

    $133.00
    $112.00
    $94.00
    In Stock

    030FN52-12.5

    Standard Vis-NIR ND Filter, OD=0.3, 12.5mm dia.

    $57.00
    $48.00
    $40.00
    In Stock

    030FN52-25

    Standard Vis-NIR ND Filter, OD=0.3, 25mm diameter

    $83.00
    $70.00
    $59.00
    In Stock

    030FN52-50

    Standard Vis-NIR ND Filter, OD=0.3, 50mm diameter

    $133.00
    $112.00
    $94.00
    In Stock

    030FN52-50S

    Standard Vis-NIR ND Filter, OD=0.3, 50mm x 50mm

    $133.00
    $112.00
    $94.00
    In Stock