Quantum Data 980 DP User Manual page 389

980 DP Video Generator - User Guide
11.182 ZonePlt
11.182.1 Description
A zone plate is a radially symmetric pattern with low frequencies in the middle and high frequencies near the edge.
It is useful for experimenting with frequency- and direction-sensitive filtering and also for testing the anti-aliasing
capability of image resizing methods.
Page 389
END OF USER GUIDE
Rev. A4
July 14, 2014