Material: High-quality copper and aluminum alloy. High precision and durability.

Features:

• Red dot mark
• Accurate alignment
• Smooth installation and removal

Manual Focus:

• Full manual control
• The lens aperture control is adjusted manually
• Supports manual control, manual focus, manual exposure, and focusing at infinity

Note: When using the ring for the first time, enable the "shutter release without lens" option in the menu; otherwise, the adapter lens will not be recognized.