3d cut a sphere

Posted by gaolloo on Mar 16, 2015; 3:21pm
URL: http://imagej.273.s1.nabble.com/3d-cut-a-sphere-tp5011988.html

I am a new one of  imagej, I have used 3d crop to get a sphere from the stacks, but now I want to know how could I get the last part exclude the sphere? just like "cut", not the "crop"