How to shoot a video with a SLR?

Operation method: Take Canon 70d as an example. Above the "Start Stop" button of the camera, you can see the camera icon. Turn the button to the camera icon, and then press the Start Stop button to start recording. After recording, you can preview the picture.

Precautions for camera use: 1. The lens of SLR camera is fragile. If the camera is not used for a long time, you can take it down and save it separately.

2. SLR camera has rich functions, so it is recommended to use it in conjunction with the manual.

3. SLR cameras should be cleaned regularly to avoid affecting the normal use of equipment.

4. The internal components of SLR cameras are relatively precise. Do not disassemble the camera after it is damaged. You need to contact a professional for maintenance.

5. If you don't use the camera for a long time, you should take out the battery.

Data expansion: The camera is a kind of equipment that uses the principle of optical imaging to form images and records images with negatives. This is an optical instrument used for photography. In modern social life, there are many devices that can record images, all of which have the characteristics of cameras, such as medical imaging equipment and astronomical observation equipment. As far as the function of photography is concerned, a camera should have three structural systems: imaging, exposure and assistance.