T5100Transmission 5-Step Specifications
Step       Target       Tolerance     %Light Transmission    *% Light Transmission *
1 .05 .02 89.13 100
2 1.00 .04 10.00 11.22
3 2.00 .08 1.000 1.122
4 3.00 .10 .1000 0.1122
5 4.00 .10 na na

*.05 film base is assumed to have 100% transmission*