How does Canon 80d adjust iso and shutter with camera buttons?

There are ISO buttons, shutter and aperture above the shoulder screen, which can be adjusted by the main dial and the speed control dial respectively.

Introduction:

A camera, referred to as a camera for short, is a device that uses the principle of optical imaging to form an image and records the image with a negative. Many devices that can record images have the characteristics of cameras. Medical imaging equipment, astronomical observation equipment, etc.

A camera is an optical instrument used for photography. After the light reflected by the shot scene is focused by the camera lens and the shutter that controls the exposure, the shot scene forms a latent image on the photosensitive material in the camera box, and forms a permanent image after being developed and fixed. This technology is called photography. Divided into general photography and professional photography.