When you start camera, the APP will set the zoom to middle value. You can drag zoom seek bar to zoom in or out.

When you start camera, the APP will auto detect the micro focus mode. If it exist, the APP will auto set to micro focus mode. If it doesn't exist, the APP will set to auto focus mode.

You can do the following change to do other settings:

1. Press preview Region to focus.

2. Drag red seek bar to change screen brightness.

3. Drag pink seek bar 1 to change camera exposure.

4. Drag pink seek bar 2 to zoom in/out. (Or use two finger zoom in/out on preview screen)

5. Press the flashlight button to enable flashlight. 

[Others]

1. You also can take a picture if you wish.

2. When focus, the focus area of the image please select the best color change much. If you click on the region are biased in favor of a single color, it is not very good focus. In addition, the lens remains clear, wipe clean the glass will be better focus. And  <font color="#0000FF">turn on the flashlight also can get a better focus</font>.

【PS】

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