Can Unity import objects/scenes/textures made in Lightwave 3D?
unity can import from lightwave. you should use the FBX plugin.
Unity can read .FBX, .dae (Collada), .3DS, .dxf and .obj files, so if your program can export to this format you're home free. FBX exporters for popular 3D packages can be found here. Many packages also have a Collada exporter available.