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Trioptics GmbH - Worldwide Benchmark 4-24 LB
Photonics HandbookGeneral Reference

Density to Percent Transmission Conversion Table

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            Density – % Transmission
            (Opacity x % Transmission = 100)


Density
Opacity
 %T
 
0
1.0
 100
 
0.1
1.3
 80
 
0.2
1.6
 63
 
0.3
2.0
 50
 
0.4
2.5
 40
 
0.5
3.2
 32
 
0.6
4.0
 25
 
0.7
5.0
 20
 
0.8
6.3
 16
 
0.9
8.0
 13
 
1.0
10.0
 10
 
1.1
13
8.0
 
1.2
16
6.3
 
1.3
20
5.0
 
1.4
25
4.0
 
1.5
32
3.2
 
1.6
40
2.5
 
1.7
50
2.0
 
1.8
63
1.6
 
1.9
80
1.3
 
2.0
100
1.0
 
2.1
130
0.8
 
2.2
160
0.63
 
2.3
200
0.5
 
2.4
250
0.4
 
2.5
320
0.32
 
2.6
400
0.25
 
2.7
500
0.2
 
2.8
630
0.16
 
2.9
800
0.13
 
3.0
1000
0.1
 
D = log 1/T and T = 10-D

Lambda Research Optics, Inc. - Beamsplitter Cubes
where D = Density and T = Transmission



Glossary
opacity
A measure of a material's inability to transmit light, equal to the reciprocal of its transmittance.
densityopacitypercent transmissionGeneral Reference

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