SINE Sinusoidal Single Frequency Gratings

Our SINE Sinusoidal Single Frequency transmittance patterns have proved to be very useful for specialized MTF Measurement as well as for such applications as moirè contouring. They are made on film base material with a nominal thickness of 0.175mm. This material is polyester and tends to be somewhat birefringent. The harmonic modulation values are generally 3% or less.

View Table
Spatial Frequency 80% 90% Approx.Size (mm)
0.1 c/mm Yes Yes 100 x 100
0.2 c/mm Yes Yes 100 x 100
0.5 c/mm Yes Yes 100 x 100
1.0 c/mm Yes Yes 100 x 100
1.5 c/mm Yes Yes 100 x 100
2.0 c/mm Yes Yes 100 x 100
2.5 c/mm Yes Yes 100 x 100
3.0 c/mm Yes Yes 100 x 100
4.0 c/mm Yes Yes 100 x 100
5.0 c/mm Yes l00 x 100
5.0 c/mm Yes 82 x 100
6.0 c/mm Yes l00 x 100
8.0 c/mm Yes 75 x 100
10.0 c/mm Yes 60 x 100
12.0 c/mm Yes 50 x 100
16.0 c/mm Yes 39 x 75
20.0 c/mm Yes 31 x 50
24.0 c/mm Yes 27 x 45

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