Merge pull request #26600 from lawrencec98:Issue25250-lens-distortion-documentation-unclear

Issue25250 lens distortion documentation unclear #26600

### Pull Request Readiness Checklist

This pull request addresses the issue in https://github.com/opencv/opencv/issues/25250. Using the method recommended by oleg-alexandrov.

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [x] The PR is proposed to the proper branch
- [x] There is a reference to the original bug report and related work
- [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [x] The feature is well documented and sample code can be built with the project CMake

doc/py_tutorials/py_calib3d/py_calibration/py_calibration.markdown

@@ -24,6 +24,8 @@ red line. All the expected straight lines are bulged out. Visit [Distortion
 
 ![image](images/calib_radial.jpg)
 
+In the following sections several new parameters are introduced. Visit [Camera Calibration and 3D Reconstruction](#tutorial_table_of_content_calib3d) for more details.
+
 Radial distortion can be represented as follows:
 
 \f[x_{distorted} = x( 1 + k_1 r^2 + k_2 r^4 + k_3 r^6) \\