Traditional Culture Encyclopedia - Photography major - How to know whether the fov of the camera is 4 to 3 or 9 to 16?

How to know whether the fov of the camera is 4 to 3 or 9 to 16?

You can look at the fov parameters.

The codes of the display modes are different. 4.3: The display mode codes are sub-QCIF, QVGA and QQVGA. 16: 9: the display mode codes are WQVGA, nHD, WSVGA, HD/WXGA.

A camera is a kind of equipment that uses the principle of optical imaging to form an image and records the image with a negative. 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.