Sensor sizes and resolution
Most devices support the consumer-level 4K UHD format, which has the same 16:9 aspect ratio as most TV sets and a resolution of 3840 x 2160
Camera Shutters Explained
A camera's shutter is one of the two mechanisms that control a key aspect of exposure by determining how long the sensor is exposed to light to record the image. In the early days of photo-imaging, all shutters were mechanical. There were two types:
