【AF support and Aperture control:】Support auto focus function ;the built-in electronic contact allows you to control the aperture of the lens directly through the camera.
【EXIF Transmission: 】The design of gold plated PIN brings excellent signal transmission
【Weather gasket design: 】The rear mount on the adapter With silicone sealing ring to improve dust-resistance and water-resistance performance.
【Metal material: 】Selected stable and durable materials, exquisite workmanship, reliable and strong dust and water resistant.
【Lightweight: 】Net weight is only 87 grams, which is easy to carry