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Stock Neutral Density Filters

In Stock Neutral Density Filters

 
Please contact us on availability and pricing.
 

High Quality UV Metallic Neutral Density Filters

Material UV Fused Silica
Transmitted Wavefront Error λ/4@633nm
Parallelism <30 arcsec
Surface Quality 20-10
Dimension Tolerance +0.0/-0.1mm
Thickness Tolerance 2mm ±0.2mm
Wavelength Range 200-1200nm
Optical Density Error ±5%@300nm
Clear Aperture >90%
Optical Density OD=log10(1/T)
OD Transmission Design Wavelength (nm) Part Number Request Quote
0.1 79% 300 SO-ND-FIL-EH12C-0001
0.2 63% 300 SO-ND-FIL-EH12C-0002
0.3 50% 300 SO-ND-FIL-EH12C-0003
0.4 40% 300 SO-ND-FIL-EH12C-0004
0.5 32% 300 SO-ND-FIL-EH12C-0005
0.6 25% 300 SO-ND-FIL-EH12C-0006
0.7 20% 300 SO-ND-FIL-EH12C-0007
1.0 10% 300 SO-ND-FIL-EH12C-0008
1.3 5% 300 SO-ND-FIL-EH12C-0009
2.0 1% 300 SO-ND-FIL-EH12C-0010
3.0 0.10% 300 SO-ND-FIL-EH12C-0011

Visible Metallic Neutral Density Filters

Material Float Glass (B270)
Transmitted Wavefront Error λ/4@633nm
Parallelism <30 arcsec
Surface Quality 40-20
Dimension Tolerance +0.0/-0.1mm
Thickness Tolerance 2mm ±0.2mm
Wavelength Range 400-1100nm
Optical Density Error ±5%@550nm
Clear Aperture >90%
Optical Density OD=log10(1/T)
OD Transmission Design Wavelength (nm) Part Number Request Quote
0.1 79% 550 SO-ND-FIL-EH12C-0012
0.2 63% 550 SO-ND-FIL-EH12C-0013
0.3 50% 550 SO-ND-FIL-EH12C-0014
0.4 40% 550 SO-ND-FIL-EH12C-0015
0.5 32% 550 SO-ND-FIL-EH12C-0016
0.6 25% 550 SO-ND-FIL-EH12C-0017
0.7 20% 550 SO-ND-FIL-EH12C-0018
1.0 10% 550 SO-ND-FIL-EH12C-0019
1.3 5% 550 SO-ND-FIL-EH12C-0020
2.0 1% 550 SO-ND-FIL-EH12C-0021
3.0 0.10% 550 SO-ND-FIL-EH12C-0022

Absorptive ND Filters

Material Gray Glass
Transmitted Wavefront Error λ/4@633nm
Parallelism < 1 arcmin
Surface Quality 60-40
Dimension Tolerance +0.0/-0.2mm
Thickness Tolerance ±0.5mm
Wavelength Range 400-700nm
Optical Density Error ±5%@633nm
Clear Aperture >90%
Optical Density OD=log10(1/T)
OD Transmission Thickness (mm) Part Number Request Quote
0.1 79% 1.33 SO-ND-FIL-EH12C-0023
0.15 70% 2.37 SO-ND-FIL-EH12C-0024
0.2 63% 1.52 SO-ND-FIL-EH12C-0025
0.3 50% 2.44 SO-ND-FIL-EH12C-0026
0.4 40% 1.36 SO-ND-FIL-EH12C-0027
0.5 32% 1.74 SO-ND-FIL-EH12C-0028
0.6 25% 2.11 SO-ND-FIL-EH12C-0029
0.7 20% 1.4 SO-ND-FIL-EH12C-0030
0.9 12.50% 1.82 SO-ND-FIL-EH12C-0031
1.0 10% 2.03 SO-ND-FIL-EH12C-0032
1.3 5% 2.3 SO-ND-FIL-EH12C-0033
2.0 1% 1.25 SO-ND-FIL-EH12C-0034
3.0 0.10% 1.89 SO-ND-FIL-EH12C-0035
4.0 0.01% 1.25 SO-ND-FIL-EH12C-0036
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