Fotodiox 58mm Filter Thread Macro Reverse Mount Adapter Ring for OM 4/3 (Four thirds) Camera, Fits Olympus E-3, E-5, E30, E-620, E-600, E-520, E-510, E-450, E-420, E-410,E-400,E-300, Panasonic Lumix

Best for extreme Macro photography, with MAX magnify ratio up to 8:1 (3:1 with 50mm Lens) Bellows extend from 40mm to 150mm with locking thumb screw. All metal construction for heavy duty use Built-in Tripod Socket for seamless sticking 24 Month Manufacture Warranty