A matrix of Z values. The X and Y coordinates of matrix data represents the Angular (Units are in degrees) and Radius respectively.
Click on the matrix to activate it.
From the menu, choose Plot > Contour: Polar Contour theta(X) r(Y) .
Click the Polar Contour theta(X) r(Y) button on the 3D and Contour Graphs toolbar.
PolarContourMat.otp (installed to the Origin program folder).
Polar contour plots of matrix data support two fill options:
For more information, see The (Plot Details) Color Map/Contours Tab, Color Fill Control Group.