What does outsole camera mean?

1. The so-called large-format camera refers to a camera with a larger film negative. "Bottom" comes from the size of the film negative, so the big bottom and the small bottom refer to the size of the film negative, not the difference between a SLR and a card camera. But in the digital age, photosensitive elements have replaced film, but there are also photosensitive elements of different sizes.

2. A camera, referred to as a camera, is a device that uses optical imaging principles to form images and uses film to record the images. Many devices that can record images have the characteristics of a camera. Medical imaging equipment, astronomical observation equipment, etc. A camera is an optical instrument used for photography.

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