Developer's DescriptionBy JaeHoView 3d model data: iges, igs, stl, step, stp, obj, las, dwg, dxf, ifc, ifczip, 3ds.This is 3d model data viewer.Supported formats: iges, igs, stl, step, stp, obj, las, dwg, dxf, ifc, ifczip, 3ds.It support walking mode.It support useful plugins.There are many features:Very detailed property grid. Layer. Automatic update. Low memory required. Low hard disk required. Wireframe, hidden line, flat, shade, render mode. Saving image. Showing normal vector. Measuring volume, area, position. Transparency mode for selected entities.