Individual Neutral Density Filter

Specifications

Material: Optical Neutral Density Glass
Flatness: 2λ per 25 mm
Surface Quality: 80/50
Parallelism: 3 min
Dimension Tolerance: ±0.2mm
Optical Density Tolerance: ±5%

Optical Density
Transmission Thickness(mm)Appr.
φ25mm
50x50mm
Part No.
Part No.
0.04
91.2%
2.0
DF0004
DF1004
0.1
79.4%
1.9
DF0010
DF1010
0.2
63.1%
2.0
DF0020
DF1020
0.3
50.1%
2.3
DF0030
DF1030
0.4
39.6%
3.0
DF0040
DF1040
0.5
31.6%
1.8
DF0050
DF1050
0.8
15.8%
2.3
DF0080
DF1080
1.0
10.0%
2.5
DF0100
DF1100
2.0
1.0%
1.5
DF0200
DF1200
3.0
0.1%
2.0
DF0300
DF1300
4.0
0.01%
2.0
DF0400
DF1400
Please refer to the Glossary and Technology for more information about waveplates.
Other sizes and coatings are available upon request.