There are no electronic contacts on the camera lens adapter, so autofocus is not supported.
Manual operation, manual focus, manual aperture adjustment.
It is tightly integrated with mount for easy and fluent installation and removal of lens.
Can be perfectly combined with the camera body, achieving manual exposure, aperture priority exposure, infinite distance focus and other functions.
Aluminum alloy material, anodic oxidation process, fine workmanship, more durable.