1. Metal bayonet, auto focus
2. There are 3 different combinations, and the two joints can be separated and used to achieve different micro-shooting effects
3. The adapter ring can cooperate with the cameras TTL metering and AE mode; auto focus, adjustable aperture
4. Material: metal, engineering plastic
5. Applicable lens: 4/3 lens
6. Tube length: 10mm, 16mm
7. Weight: about 26 grams, about 29.6 grams
8. Note: Only the close-up adapter ring will be sent for delivery, no others!