Do you want to turn on the camera laser sensor?

The camera laser sensor does not need to be turned on. Usually the camera will have its own laser focus. You don't need to open it, just press the shutter button and it will open automatically. Camera. The name of the equipment 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.

Camera introduction

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. 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 development. This technology is called photography, which is divided into general photography and professional photography.

The earliest camera structure was very simple, including only a black box, a lens and photosensitive materials. Modern cameras are complex, including lens, aperture, shutter, ranging, framing, photometry, film transmission, counting, self-timer, focusing, zooming and other systems. Modern camera is a complex product integrating optics, precision machinery, electronic technology and chemistry.