An instance is an interchangeable
clone of the original. You can instance objects,
Changing an attribute of an instanced item also changes the same
attribute of all instances. See
Overview of Copies, Instances and
Object instances are
not only alike in geometry, but also share modifiers, materials
and maps, and animation controllers. When you change one instance
by applying a modifier, for example, all the other instances change with
Each instance has its
own set of transforms, object properties and space warp bindings;
these are not shared among instances.
Within 3ds Max Design, instances
derive from the same master object. What you're doing is applying
a single modifier to a single master object. In the viewport, what
you see as multiple objects are multiple instances of the same definition.
you wanted to create a room full of desks, you might begin by making many
instanced copies of a desk.