• Flange Locking: The adapter has a threaded flange-locking structure which is robust and reliable. The lens will not shake after installation
• Focus to Infinity: Advanced CNC processing and professional assembly technology ensure product quality
• Aluminum Alloy: The adapter is made of aluminum alloy with high strength and low density
• Matt Paint: To reduce the influence of external stray light on the imaging performance, there are extinction threads and matt paint inside of the adapter
• NOTE: If the camera prompts that no lens is attached or that the shutter can't be pressed, please set "SHOOT WITHOUT LENS" to ON in your camera Menu;Only manual focus