Hudson single-wall-light. Simplified presentation geometry, not manufacturing CAD. Hidden mechanical surfaces removed; lens and visible interior retained. GLB metres/Y-up. OBJ metres/Z-up: keep MTL and JPG together. FBX/USDZ include units. Check import scale. No measured IES/LDT photometry. Finishes approximate. Native client application imports not tested. Custom RAL is an order option, not a fixed preview finish.