When you have rendered your image scene you need a compositor software to compile all the images together and export it to a video file. Fortunately, Blender 2.8 does come with a compositor application for you to do this. Follow the simple steps to import your images.
1. Go to File > New > Video Editing
2. In the Sequencer area, hold down Shift A and add Image/Sequence
3. Locate your sequence rendered images the and then select the first image and hold down Ctrl Shift and select your last image. With your highlighted images go to Add Image Strip on the top right corner. You will now see [...]