239 Polarizer
Made from 0.006" (150 micron) Triacetate.
Reduces glare and reflection.
Note:
The values shown against the chart are for a single sheet. These can be altered
by using two sheets together and aligning the polarisation axes of the sheets
as follows (a single sheet is included for comparison purposes):
|
Axes |
Y |
x |
abs |
|
Single
Sheet |
50.0 |
1 |
0.3 |
|
Uncrossed |
38.0 |
11/3 |
0.42 |
|
Crossed |
<0.5 |
>10 |
>3 |
|
|
|
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