The Nine Shots SLR companion has no response to focus!

You didn't say what camera you used and what you shot? The autofocus that is usually used is used to shoot fixed scenes. As soon as you shoot a "moving subject", you need to change the autofocus mode.

Enables the camera to "recognize" moving objects and autofocus. If there is no moving object in this focus mode, the camera is not focused enough on the "action". Refer to the manual to adjust the focus mode.

What do you see in ** Jiupai SLR Companion? Search engines can't find this thing, so you'd better provide a link to let people know what it is. The digital companion of the camera was very popular in the past era of memory cards, which is a self-powered OTG mobile hard disk reader, which can copy the files on the memory card to the hard disk without the need for a computer, and the memory card can be deleted and reused.

Now that the price of memory cards has dropped dramatically, there are few people who use this kind of digital companion that is inconvenient to carry and has low data security. A DSLR companion may also be some kind of power bank with a high output voltage. Generally, the output voltage of the power bank used in mobile phones is only 5V, but the voltage of the SLR battery is higher, which is paint.

Four v. Therefore, the mobile phone power bank cannot charge the SLR battery. The output voltage is in.

A four-V power bank can be used as an external power supply for SLR. The new DSLRs are already available as high-quality movie shooting tools, and some hand-held SLR stabilizers (commonly known as Steadicam) may also be called SLR companions. It is not known which one you are talking about.

Provide the link and let's see.

The first step is to pair the registration of the couple with the mobile app, you need to turn on the Bluetooth of the mobile phone, and ensure that you can access the Internet (such as 4G network unblocked), please note: you cannot connect to the couple's wifi before the pairing is successful.

The second step, after the pairing is successful, you can connect to the couple's wifi, and you can connect the camera to use it after connecting.

After opening the couple and connecting the camera with the camera's own data cable, you need to open the Jiupai app and the Bluetooth of the mobile phone, complete the pairing of the couple and the mobile phone through Bluetooth, the pairing can only be completed in the app, and then you can complete the wifi connection between the mobile phone and the couple according to the prompts, and you can take photos happily.

It mainly depends on how you use it, each has its own advantages.

Jiupai can be triggered by sound and light to take pictures, which is more suitable for capturing. Kafi has Wi-Fi, and the speed of transmission** can reach more than 10mb s. Jiupai uses Wi-Fi, and the transfer speed is about 2MB s.

If you buy it for wireless video transmission, it is recommended to buy Kafei, and if you buy it for capture, you can use Jiupai.

Both have been used.

Jiupai has more sound and light trigger functions.

The rest is pretty much the same.

The principle is to buy the new and not the old, of course, you can also look at the old equipment when the budget is small.

Hello, the optical and physical progress of the lens is smaller, not as fast as the progress of electronic technology, and the performance of the Canon lens 1st or 2nd generation is the most simple and prominent, if it is not for the equipment party or equipment critics, ordinary enthusiasts will not be able to tell the gap between these liquid pants lenses, so if you are a person who focuses on shooting and works, you don't have to care about the generation difference of this lens.