A popular Modular Lens Extension for use with the Olympus-mount Zuiko 7-14mm zoom lens. The extension threads onto the base of either the Modular 8-inch Dome for simple assembly. Accommodates lenses up to 4.25-inch (10.8 cm) long and 3.3-inch (8.4 cm) in diameter when used with the Modular 8-inch Dome. Accommodates lenses up to 4.15-inch (10.5 cm) long when used with the Modular Glass Flat Front. Measure your lens or use our Port Finder to determine compatibility.