Although I believe the newer hybrid systems have this built into the image sensor.
Its 10-megapixel image sensor is larger than typical sensors found in point and shoot cameras.
Dark current is greatest at "hot pixels" within the image sensor.
The image sensor has individual photosites to collect light from a given area.
Every time lenses are changed, dust may enter the camera body and settle on the image sensor.
The image sensor in a digital camera and a camcorder.
As of 2010, affordable image sensors can have up to 60 megapixels.
Let's start with a look at the image sensor itself.
Digital cameras use an image sensor instead of photographic film, based on chemicals.
Cinematography can begin with rolls of film or a digital image sensor.