Hi Bruce, In the visad/examples directory, Test26 does a step by step zoom out of the box, and Test27 does an interactive zoom (grab the yellow crosses with the right mouse button and move them). You can see how to use RubberBandBoxRendererJ3D in its main() method. Good luck, Bill On Thu, 14 Apr 2005, Bruce Flynn wrote: > Are there some examples using zooming with a J3D display available > somewhere? I checked the examples directory and couldn't find *any* > examples using box zoom capabilities. It looks like using the > RubberBandBoxRendererJ3D is what I'm looking for but I'm not quite sure > how to implement it.