Q&A
- Why the macro tube cant focus?
Please clean the contacts of the extension tube before use to ensure that there is no dust. Then please try to use the extension tubes separately, and then stack them one by one, if it can focus when use one tube, the tube can be work normally..
- What is the material of the extension tube?
The tube body is made of plastic, the buckles, contacts, and connections made of aluminum alloy.
- How to quickly distinguish between plastic and metal?
Please touch it with your face. If it is metal, it will feel cold, while plastic feels normal temperature.