Camera, camera, camera, digital camera, SLR camera

Camera: Generally speaking, it refers to the equipment that shoots and records continuous moving images with photosensitive belt. It's for shooting.

Camera: refers to equipment that uses non-photosensitive media (such as video tape, CD-ROM, memory card, hard disk, etc.). ) to shoot and record continuous moving images. It is divided into analog cameras and digital cameras (DV), which are generally used to shoot TV.

Camera: refers to the equipment that shoots and records still images, generally referring to the equipment that used photosensitive film as the recording medium in the past, also known as optical camera.

Digital camera: refers to the equipment that uses photosensitive elements (such as CCD or CMOS elements) and digital storage media (such as memory cards and hard disks) to shoot and record still images.

Single-lens reflex camera means that there is only one optical lens, and the image focus of the viewfinder is obtained from the main lens through the reflector, which mainly refers to optical cameras and professional digital cameras. At present, the viewfinder of home digital camera is LCD, and its signal is directly taken from the photosensitive element without reflector.