This utility provides a powerful zooming tool specially designed for the documentation of original and zoomed 2D graphics of images on the same plot. It is composed of two blocks (the secondary axes and the magnifier). The secondary axes, which

The package must also have a user-friendly interface that may be menu-oriented, iconic or a combination of both. It provides most the features that a 2D graphic editor should have. It is developed in C. it has been implemented on DOS platform. The 2-