External monitors for video production make it easier to monitor the image, check the focus and control the composition whilst filming. They are suitable for video production, studio work and on-location shoots when the camera’s own screen is not sufficient for precise work.
With an external monitor, you can monitor your shot better than on the camera's own screen. That's because from the larger, for more details and for better quality from the screen. Most screens also have a real-time LUT profile that supports the most common log formats. In general, external monitors have their own battery and connectivity to the camera works HDMI cable with the help of.