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Neutral Density Absorption Type Filters

Neutral Density Absorption Type Filters
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Material Neutral density glass
Diameter tolerance +0/-0.2 mm
Clear aperture >90%
Surface quality 60-40 S-D
Surface flatness <λ @ 632.8 nm
Parallelism error <3 arcmin
Protective chamfers <0.25 mm x 45°
Designed for VIS range (400-700 mm)
Uncoated, unmounted
Price list
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Attention! You can customise this product to your needs.
Neutral density laser radiation filters with custom transmittance, dimensions and shape. Neutral density absorption type filters decrease intensity of light without altering the relative spectral distribution of the energy. Attenuation is accomplished by using an absorbing type glass.

Download Absorptive neutral density filters transmission curves
varna Neutral Density filter is an economical solution to attenuate light

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Average transmission in VIS, % Optical density Dimensions, mm Delivery Product ID Price Action
60 0.2 Ø12.7 4-6 weeks 1-NF-02-0127 36 $
40 0.4 Ø12.7 4-6 weeks 1-NF-04-0127 36 $
30 0.5 Ø12.7 4-6 weeks 1-NF-05-0127 36 $
3 1.5 Ø12.7 4-6 weeks 1-NF-15-0127 36 $
40 0.4 Ø25.4 4-6 weeks 1-NF-04-0254 42 $
Neutral Density Filter Set (11 pcs, CA = 18 mm) Ø25.4 4-6 weeks 1-NFS11-0254 257 $
Universal filter set (45 pcs) Ø25.4 4-6 weeks 1-UFS45-0254-2 774 $
10 1.0 Ø12.7 4-6 weeks 1-NF-10-0127 36 $
60 0.2 Ø25.4 4-6 weeks 1-NF-02-0254 42 $
80 0.1 50.8 x 50.8 4-6 weeks 1-NF-01-5050 88 $
3 1.5 50.8 x 50.8 4-6 weeks 1-NF-15-5050 88 $
1 2.0 Ø12.7 From stock 1-NF-20-0127 36 $
0.1 3.0 Ø12.7 From stock 1-NF-30-0127 36 $
30 0.5 Ø25.4 From stock 1-NF-05-0254 42 $
3 1.5 Ø25.4 From stock 1-NF-15-0254 42 $
1 2.0 Ø25.4 From stock 1-NF-20-0254 42 $
50 0.3 50.8 x 50.8 From stock 1-NF-03-5050 88 $
10 1.0 50.8 x 50.8 From stock 1-NF-10-5050 88 $
40 0.4 50.8 x 50.8 From stock 1-NF-04-5050 88 $
1 2.0 50.8 x 50.8 From stock 1-NF-20-5050 88 $
0.1 3.0 50.8 x 50.8 From stock 1-NF-30-5050 88 $
80 0.1 Ø12.7 From stock 1-NF-01-0127 36 $
50 0.3 Ø12.7 From stock 1-NF-03-0127 36 $
15 0.8 Ø25.4 From stock 1-NF-08-0254 42 $
60 0.2 50.8 x 50.8 From stock 1-NF-02-5050 88 $
30 0.5 50.8 x 50.8 From stock 1-NF-05-5050 88 $
15 0.8 50.8 x 50.8 From stock 1-NF-08-5050 88 $
15 0.8 Ø12.7 From stock 1-NF-08-0127 36 $
10 1.0 Ø25.4 From stock 1-NF-10-0254 42 $
0.1 3.0 Ø25.4 From stock 1-NF-30-0254 42 $
50 0.3 Ø25.4 From stock 1-NF-03-0254 42 $
80 0.1 Ø25.4 From stock 1-NF-01-0254 42 $

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You can customise this product to your needs. If you do not find suitable specifications for your application please contact us for custom solution.

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Choose from 54 Neutral Density Absorption Type Filters