1. Flexible Combination Options: The set includes three extension tubes (14mm, 22mm, and 32mm) that can be used individually or combined in seven different ways. This allows for flexible adjustment of focus distance and magnification to meet diverse macro photography needs.
2. Maintains Electronic Coupling: After installation, electronic coupling between the camera and lens is retained, supporting autofocus and aperture control. This ensures efficient and precise macro photography with any standard lens, offering simple and convenient operation.
3. Reliable Electrical Contacts: Featuring plated metal electronic contacts, the design ensures stable and reliable power supply and signal transmission for the lens motor. The macro extension tube set also supports TTL metering and AE auto exposure modes for more precise filming.
4. Secure Installation: The extension tubes feature a red design and aluminum alloy plated silver mount, showcasing exquisite craftsmanship and sturdy structure. They provide secure installation that doesn't loosen, suitable for both amateur and professional photographers.
5. Convert Lenses to Macro: By installing the macro extension tubes, you can transform standard lenses into macro lenses, enabling effortless catch of detail rich macro images of subjects like flowers and jewelry, significantly enhancing magnification.

Specification:
Item Type: Macro Extension Tube Set
Material: ABS, Aluminum Alloy

packing list:
2 x Lens Cap
1 x Macro Extension Tube (Assembled)